This product contains 1 Isomer Power Point, 12 Pages of Isomer Multiple Choice Questions and 10 pages of Isomer short answer questions. The topics include structural isomers (constitutional isomers), stereoisomers (enantiomers and diastereomers), E/Z (cis trans) and diastereomer isomers. These are suitable to use for a grade 12 chemistry class and combined are 38 pages long. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. My students have found these Power Points very helpful in understanding physics and chemistry, during online classes and in person learning. The students find the fully solved sample problems extremely helpful in strengthening their math and problem-solving skills. The numerous gifs and diagrams are extremely effective at helping teachers explain and clarify the concepts presented in the Power Points. If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This product contains an Electron Orbitals Power Point and 34 Pages of Orbitals and Electron Configurations Multiple Choice Questions. These are suitable to use with a grade 12 chemistry class and combined are 56 pages long. The topics included in the Power Point are: Pauli Exclusion Principle, Aufbau, Hund’s Rule, orbitals, orbital diagrams, electron configurations and energy level diagrams The topics included in the Electron Configurations multiple choice are: complete electron configurations of elements, condensed electron configurations of elements, ground state electron configurations, excited state electron configurations, Hund’s Rule, Aufbau Principle, orbital diagrams, orbital notation, electron configurations of paramagnetic elements, electron configurations of diamagnetic elements. The topics included in the Electron Orbitals multiple choice are: The types of orbitals, s orbitals, p orbitals, d orbitals and f orbitals, shapes of orbitals, shells, energy levels, subshells, determining the number of orbitals in an energy level, determining the number of electrons in an orbital, shell or subshell, quantum mechanical model of the atom, models of the atom and the scientists that developed them. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. My students have found these Power Points very helpful in understanding physics and chemistry, during online classes and in person learning. The students find the fully solved sample problems extremely helpful in strengthening their math and problem-solving skills. The numerous gifs and diagrams are extremely effective at helping teachers explain and clarify the concepts presented in the Power Points. If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains 6 Orbital and Bonding Power Points With Answers and 124 pages of Orbitals and Bonding multiple choice with answers. These products are suitable to use with a grade 12 chemistry class and they are 270 pages combined. The order I teach the unit is below. Quantum numbers Pauli exclusion, aufbau and Hund’s rule Periodic table and trends Lewis structures, VSEPR and resonance Bonding and orbitals Hybridization My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. All the Power Points, quizzes, tests, multiple choice questions, short answer questions and worksheets that I post are properly formatted and ready to print. They have been checked for mistakes and typos! In my store I have over 140 Power Points for sale in my store, 40 worksheet packages, 100 test packages, 100 multiple choice packages and 70 short answer packages. I have Power Points, tests, quizzes, multiple choice questions, short answer questions and worksheets for every topic covered in grade 10 science, grade 11 chemistry, grade 11 physics and grade 12 chemistry! If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12781418 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains all the multiple choice questions that I use for all the organic chemistry unit and orbitals and bonding unit of grade 12 chemistry. These multiple choice questions are suitable to use for grade 12 chemistry tests or quizzes. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) I sell 5 types of products: power points, test packages, worksheet packages, multiple choice questions and short answer questions. I sell products for 4 different courses: Grade 12 Chemistry, Grade 11 Chemistry, Grade 11 Physics and Grade 10 Science. KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This product contains a Power Point and 24 Pages of Periodic Table Multiple Choice WITH ANSWERS. These are suitable to use for a grade 12 chemistry class and combined are 44 pages long. The topics included in the Periodic Table Power Point are: explaining the periodic table and periodic trends using the electron configuration of elements. The topics included in the periodic trends multiple choice are: trends in the periodic table, ionization energy, atomic radius, electron affinity and electronegativity. The topics included in the periodic table multiple choice are: groups and periods, periodic table structure, s-block elements, p-block elements, d-block elements and f-block elements, electron configurations of the different groups and periods on the periodic table, determining reactivity and metallic character of elements on the periodic table from their electron configurations and valence electrons. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains all the multiple choice and short answer questions I use for the orbital and bonding unit of grade 12 chemistry. All short answer questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. The short answer questions already have the marks assigned and have been separated into knowledge, application, thinking and communication questions. These multiple choice and short answer problems are suitable to use for grade 12 chemistry tests or quizzes. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) I sell 5 types of products: power points, test packages, worksheet packages, multiple choice questions and short answer questions. I sell products for 4 different courses: Grade 12 Chemistry, Grade 11 Chemistry, Grade 11 Physics and Grade 10 Science. KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains all the multiple choice questions that I use for the orbital and bonding unit of grade 12 chemistry. These multiple choice questions are suitable to use for grade 12 chemistry tests or quizzes. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. These multiple choice questions are suitable to use for grade 11 chemistry tests or quizzes. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) I sell 5 types of products: power points, test packages, worksheet packages, multiple choice questions and short answer questions. I sell products for 4 different courses: Grade 12 Chemistry, Grade 11 Chemistry, Grade 11 Physics and Grade 10 Science. KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains all the multiple choice questions that I use for the chemistry unit of Grade 10 Science. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. These multiple choice questions are suitable to use for grade 10 science tests or quizzes. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! If you want to save 20-25% on my products, buy them as a bundle. The links to some of my grade 10 science bundles are included below! https://www.tes.com/teaching-resource/resource-12586012 (tests) https://www.tes.com/teaching-resource/resource-12586209 (multiple choice) https://www.tes.com/teaching-resource/resource-12586210 (short answer) https://www.tes.com/teaching-resource/resource-12595725 (worksheets) https://www.tes.com/teaching-resource/resource-12587441 (biology power points) https://www.tes.com/teaching-resource/resource-12587439 (chemistry power points) https://www.tes.com/teaching-resource/resource-12587437 (physics power points) https://www.tes.com/teaching-resource/resource-12587442 (climate change power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains 8 Chemistry Power Points and 125 pages of chemistry multiple choice questions. These products are suitable to use with a grade 10 science class and combined are 250 pages long. The order I teach the unit is included below. Chemical and Physical Properties Periodic Table Ionic and Covalent Bonding Naming Compounds Part 1 Naming Compounds Part 2 Balancing Chemical Equations Chemical Reactions Acids and Bases My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. All the Power Points, quizzes, tests, multiple choice questions, short answer questions and worksheets that I post are properly formatted and ready to print. They have been checked for mistakes and typos! In my store I have over 140 Power Points for sale in my store, 40 worksheet packages, 100 test packages, 100 multiple choice packages and 70 short answer packages. I have Power Points, tests, quizzes, multiple choice questions, short answer questions and worksheets for every topic covered in grade 10 science, grade 11 chemistry, grade 11 physics and grade 12 chemistry! If you want to save 20-25% on my products, buy them as a bundle. The links to some of my grade 10 science bundles are included below! https://www.tes.com/teaching-resource/resource-12586012 (tests) https://www.tes.com/teaching-resource/resource-12586209 (multiple choice) https://www.tes.com/teaching-resource/resource-12586210 (short answer) https://www.tes.com/teaching-resource/resource-12595725 (worksheets) https://www.tes.com/teaching-resource/resource-12587441 (biology power points) https://www.tes.com/teaching-resource/resource-12587439 (chemistry power points) https://www.tes.com/teaching-resource/resource-12587437 (physics power points) https://www.tes.com/teaching-resource/resource-12587442 (climate change power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains 424 pages of grade 10 science short answer questions and multiple choice questions. There are 20 products in this bundle. If you want all the products in this bundle, in one product, at an even greater discount check out my grade 10 science question bank. The multiple choice in this bundle contain answers, but the short answer do not. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. These multiple choice problems are suitable to use for grade 11 chemistry tests or quizzes. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. In my store I have over 140 Power Points for sale in my store, 40 worksheet packages, 100 test packages, 100 multiple choice packages and 70 short answer packages. I have Power Points, tests, quizzes, multiple choice questions, short answer questions and worksheets for every topic covered in grade 10 science, grade 11 chemistry, grade 11 physics and grade 12 chemistry! If you want to save 20-25% on my products, buy them as a bundle. The links to some of my grade 10 science bundles are included below! https://www.tes.com/teaching-resource/resource-12586012 (tests) https://www.tes.com/teaching-resource/resource-12586209 (multiple choice) https://www.tes.com/teaching-resource/resource-12586210 (short answer) https://www.tes.com/teaching-resource/resource-12595725 (worksheets) https://www.tes.com/teaching-resource/resource-12587441 (biology power points) https://www.tes.com/teaching-resource/resource-12587439 (chemistry power points) https://www.tes.com/teaching-resource/resource-12587437 (physics power points) https://www.tes.com/teaching-resource/resource-12587442 (climate change power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains all the multiple choice questions WITH ANSWERS that I use for all the units of Grade 10 Science (biology unit, chemistry unit, physics unit and climate change unit). All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! If you want to save 20-25% on my products, buy them as a bundle. The links to some of my grade 10 science bundles are included below! https://www.tes.com/teaching-resource/resource-12586012 (tests) https://www.tes.com/teaching-resource/resource-12586209 (multiple choice) https://www.tes.com/teaching-resource/resource-12586210 (short answer) https://www.tes.com/teaching-resource/resource-12595725 (worksheets) https://www.tes.com/teaching-resource/resource-12587441 (biology power points) https://www.tes.com/teaching-resource/resource-12587439 (chemistry power points) https://www.tes.com/teaching-resource/resource-12587437 (physics power points) https://www.tes.com/teaching-resource/resource-12587442 (climate change power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains all the multiple choice questions that I use for the organic chemistry unit of grade 12 chemistry. These multiple choice questions are suitable to use for grade 12 chemistry tests or quizzes. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. These multiple choice questions are suitable to use for grade 11 chemistry tests or quizzes. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. In my store I have over 140 Power Points for sale in my store, 40 worksheet packages, 100 test packages, 100 multiple choice packages and 70 short answer packages. I have Power Points, tests, quizzes, multiple choice questions, short answer questions and worksheets for every topic covered in grade 10 science, grade 11 chemistry, grade 11 physics and grade 12 chemistry! KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains all the multiple choice and short answer questions I use for the organic chemistry unit of grade 12 chemistry. All short answer questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. The short answer questions already have the marks assigned and have been separated into knowledge, application, thinking and communication questions. These multiple choice and short answer problems are suitable to use for grade 12 chemistry tests or quizzes. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! If you want to save 20-30% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) I sell 5 types of products: power points, test packages, worksheet packages, multiple choice questions and short answer questions. I sell products for 4 different courses: Grade 12 Chemistry, Grade 11 Chemistry, Grade 11 Physics and Grade 10 Science. KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains 8 Organic Chemistry Power Points with answers and 108 pages of Organic Chemistry multiple choice with answers. The topics include naming organic compounds, drawing organic compounds and properties of organic functional groups. These products are suitable to use with a Grade 12 Chemistry class and combined are 236 pages long. These chemistry power points explain the topics in GREAT DETAIL, using easy to understand language for students. There are MANY diagrams and gifs to assist in explaining the topics. The power points also contain MANY fully solved practice problems. These chemistry ppt’s also contain multiple choice practice questions with answers, to assess students understanding of the theory presented. The order I teach the unit is below. Structural diagrams and intermolecular forces Naming alkanes Alkenes, alkynes and cyclic compounds Aromatics and alcohols Structural isomers, stereoisomers Halides, ethers, amines Ketones, aldehydes, carboxylic acids Naming and drawing esters and amides My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. All the Power Points, quizzes, tests, multiple choice questions, short answer questions and worksheets that I post are properly formatted and ready to print. They have been checked for mistakes and typos! In my store I have over 140 Power Points for sale in my store, 40 worksheet packages, 100 test packages, 100 multiple choice packages and 70 short answer packages. I have Power Points, tests, quizzes, multiple choice questions, short answer questions and worksheets for every topic covered in grade 10 science, grade 11 chemistry, grade 11 physics and grade 12 chemistry! If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12781418 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This product contains 1 Quantum Numbers Power Point, 10 Pages of Quantum Numbers Multiple Choice and 7 Pages of Quantum Numbers Short Answer Questions. These are suitable to use for a grade 12 chemistry class and combined are 36 pages long. The topics included in the Power Point are principle quantum number, secondary quantum number, angular quantum number, magnetic quantum number, spin quantum number, subshell shapes, s-orbitals, p-orbitals, d-orbitals and f-orbitals. The topics included in the quantum numbers multiple choice questions are quantum numbers, Principal quantum number ,N, Angular quantum number, L, Magnetic quantum number and Spin quantum number. The topics included in the quantum numbers short answer questions are: Principal quantum number, Angular quantum number, Secondary Quantum Number, Magnetic quantum number and Spin quantum number. All multiple choice questions are in 12 font, times new roman, without text boxes and condensed into the least amount of space possible. All the multiple choice questions, short answer questions, Power Points, worksheets, quizzes, labs and tests that I post are properly formatted and ready to print. They have been checked for mistakes and typos! My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. My students have found these Power Points very helpful in understanding physics and chemistry, during online classes and in person learning. The students find the fully solved sample problems extremely helpful in strengthening their math and problem-solving skills. The numerous gifs and diagrams are extremely effective at helping teachers explain and clarify the concepts presented in the Power Points. If you want to save 20-25% on my products, buy them as a bundle! The links to some of my grade 12 chemistry bundles are included below. https://www.tes.com/teaching-resource/resource-12595568 (worksheets) https://www.tes.com/teaching-resource/resource-12586017 (tests) https://www.tes.com/teaching-resource/resource-12585996 (tests) https://www.tes.com/teaching-resource/resource-12586120 (multiple choice) https://www.tes.com/teaching-resource/resource-12586117 (multiple choice) https://www.tes.com/teaching-resource/resource-12586087 (short answer) https://www.tes.com/teaching-resource/resource-12587435 (organic unit power points) https://www.tes.com/teaching-resource/resource-12587434 (orbital and bonding unit power points) https://www.tes.com/teaching-resource/resource-12587433 (enthalpy and rates unit power points) https://www.tes.com/teaching-resource/resource-12587432 (equilibria unit power points) https://www.tes.com/teaching-resource/resource-12587431 (redox reactions unit power points) KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice

This bundle contains 3 Equilibria Quizzes WITH ANSWERS. Each equilibria chemistry quiz contains 10 multiple choice and 2 short answer problems. Each Equilibrium Chemistry Quiz is 2 pages long, contains a 1 page answer key and takes about 30-40 min to write. These quizzes are suitable to use with a grade 12 chemistry class. The topics covered in these chemistry assessments are: calculating Keq or Kc or Kp, calculating the equilibrium constant, calculating the equilibrium concentrations, writing the equilibrium expression, whether an equilibrium will shift right or left according to the stress applied and Le Chatelier’s principle. These chemistry evaluations DO NOT include Ka, Kb, acid base equilibria or solubility equilibria. My name is Darrin Mathewson and I have a PhD in organic chemistry. I have been teaching physics and chemistry for over 15 years. All the Power Points, quizzes, tests, multiple choice questions, short answer questions and worksheets that I post are properly formatted and ready to print. They have been checked for mistakes and typos! KEY WORD SEARCHES TO USE TO NAVIGATE MY STORE: type “grade 11 physics power point” to view grade 11 physics power points type “grade 11 chemistry power point” view grade 11 chemistry power points type “grade 12 chemistry power point” view grade 12 chemistry power points type “grade 10 science power point” to view grade 10 science power points type “test package grade 11 physics” to view grade 11 physics tests type “test package grade 11 chemistry” to view grade 11 chemistry tests type “test package grade 12 chemistry” to view grade 12 chemistry tests type “test package grade 10 science” to view grade 10 science tests type “worksheets grade 11 physics” to view grade 11 physics worksheets type “worksheets grade 11 chemistry” to view grade 11 chemistry worksheets type “worksheets grade 12 chemistry” to view grade 12 chemistry worksheets type “worksheets grade 10 science” to view grade 10 science worksheets type “short answer grade 11 physics” to view grade 11 physics short answer type “short answer grade 11 chemistry” view grade 11 chemistry short answer type “short answer grade 12 chemistry” view grade 12 chemistry short answer type “short answer grade 10 science” to view grade 10 science short answer type “multiple choice grade 11 physics” view grade 11 physics multiple choice type “multiple choice grade 10 science” view grade 10 science multiple choice type “multiple choice grade 11 chemistry” to view grade 11 chemistry multiple choice type “multiple choice grade 12 chemistry” to view grade 12 chemistry multiple choice