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A Level Chemistry: Carbonyl Compounds
OCR A level Chemistry: 26.1 Carbonyl Compounds
This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
The carbonyl group
Differentiating between aldehydes and ketones
Naming aldehydes and ketones
Oxidation of aldehydes
Electronegativity and polar bonds
Electrophiles, nucleophiles, and nucleophilic addition reactions
Reducing carbonyl compounds with sodium tetrahydridoborate(III) (NaH4)
Primary and secondary alcohols from carbonyl compounds
Reacting carbonyl compounds with hydrogen cyanide (HCN)
Reaction mechanisms for nucleophilic addition using (NaBH4)
Reaction mechanisms for nucleophilic addition using (HCN)
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OCR A level Physics: Circular Motion
OCR A level Physics: Thermal Physics apart of the Module 5: Newtonian World and Astrophysics.
All presentations come with worked examples, solutions and homeworks.
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OCR A level Chemistry: Chromatography and Spectroscopy
OCR A level Chemistry: Chromatography and Spectroscopy is apart of the Module 6: Organic Chemistry and Analysis.
All presentations come with worked examples, solutions and homeworks.
29.1 Chromatography and Functional Group Analysis
29.2 Nuclear Magnetic Resonance (NMR) Spectroscopy
29.3 Carbon-13 NMR Spectroscopyy
29.4 Proton NMR Spectroscopy
29.5 Interpreting Proton NMR Spectra
29.6 Combined Techniques
Thin layer chromatography (TLC)
Rf values
Gas chromatography (GC)
Gas chromatograms
Retention time and peak integrations
Calibration curves from retention time and relative peak area
Differentiation of functional groups: alkene, primary and secondary alcohols, aldehydes, cabonyl compounds, carboxylic acids, and haloalkes.
Nuclear Spin
Resonance
Tetramethylsilane (TMS)
Chemical Shift ẟ
Identifying different carbon environments
The types of carbon environment
The amount of chemical shift ẟ / ppm
Identifying the number of different proton environments
Identifying the types of proton environment and chemical shifts
Integration traces (area of peaks) and relative number of protons
The spin-spin splitting pattern (n + 1)
Predicting proton NMR spectra for molecules
Identifying the number of different proton environments
Identifying the types of proton environment and chemical shifts
Integration traces (area of peaks) and relative number of protons
Percentage yield to determine empirical formula
Mass spectra
Infrared spectra
Carbon-13 NMR spectra
Proton NMR spectra
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OCR A level Physics: Stars
OCR A level Physics: Chapter 19 Stars is apart of the Module 5: Newtonian world and Astrophysics.
All presentations come with worked examples, solutions and homeworks.
19.1 Objects in the Universe
19.2 Life Cycles of Stars
19.3 Hertzsprung-Russell Diagram
19.4 Energy Levels in Atoms
19.5 Spectra
19.6 Analysing Starlight
19.7 Stellar Luminosity
The size of astronomical objects: Universe, Galaxies, Solar systems, Stars, Planets, Planetary satellites, Comets, Artificial planetary satellites
Comparing planets and comets
The birth of stars
Stars in equilibrium during the main sequence
Calculating mass in kg from solar mass
Life cycle of stars with a mass between 0.5 and 10 solar masses
Life cycle of stars with a mass above 10 solar masses
Pauli exclusion principle and electron degeneracy pressure
Red giants and white dwarfs
The Chandrasekhar limit
Red supergiants to black holes and neutron stars
Stellar nucleosynthesis
Definition of luminosity
Usual axis choice of a HR diagram.
Identifying the positions of the main sequence, white dwarfs, red giants, and red supergiants.
Description of how stellar evolution is shown in a Hertzsprung-Russell diagram
Atoms have different electron arrangements
Ground state energy
Bound electron states being negative
Converting between joules and electronvolts
Calculating the change of energy between energy states
Calculating a photon’s frequency and wavelength
The electromagnetic spectrum and wavelengths
Definition of spectroscopy
Electrons and energy levels
Continuous spectra
Emission spectra from gases
Absorption spectra from gases
Electromagnetic interference
Double slit experiment
Path and phase difference
Diffraction grating
The grating equation
Lines per millimeter to grating spacing
Maximum order, n
Maximum number of maxima
The electromagnetic spectrum, frequency/wavelength, and temperature
Black body radiation
Wein’s displacements law
Stefan’s law (Stefan-Boltzmann law)
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OCR AS level Physics: Quantum Physics
OCR AS level Physics presentations for module 4: Quantum Physics.
All presentations are full lesson PowerPoints with worked examples and homeworks with complete worked answers.
The Photon Model
Energy of a single photon
Converting from electron-volts to Joules.
Frequency of the electromagnetic spectrum
Determining Plank’s constant with LEDs
Threshold potential difference difference
Photoelectric Effect
Threshold frequency
Producing photoelectrons
Kinetic energy of photoelectrons
Linking frequency and wavelength
The electromagnetic spectrum, frequency and energy.
Einstein’s Photoelectric Equation
The photoelectric equation
Work function and Kinetic Energy
Determining work function from a graph
Determining threshold frequency from a from graphical analysis.
Determining Plank’s constant from graphical analysis.
Wave Particle Duality
deBroglie wavelength equation
Diffraction of electrons and protons
Comparing wavelengths of particles with different masses
Kinetic energy and wavelength
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OCR A level Physics: Oscillations and Simple Harmonic Motion
OCR A level Physics: Oscillations and Simple Harmonic Motion is a part of the Module 5: Newtonian World and Astrophysics.
All presentations come with worked examples, solutions and homeworks.
Bundle
OCR AS level Physics: Laws of Motion
OCR AS level Physics presentations for module 3: Materials.
All presentations come with worked examples, solutions and homeworks.
This covers topics from Newton’s laws to conservation of momentum in two dimensions.
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OCR AS level Physics: Materials
OCR AS level Physics presentations for module 3: Materials.
All presentations come with worked examples, solutions and homeworks.
This covers topics from Hooke’s Law to Young Modulus.
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OCR AS level Physics: Energy, Power, and Resistance
OCR AS level Physics presentations for module 4: Energy, Power, and Resistance.
All presentations come with worked examples, solutions and homeworks.
This covers topics from circuit symbols to paying for electricity.
All circuit symbols required for OCR A level physics
Polarity of cells and batteries
Electron flow and conventional current
Calculating the base SI units for volts
Comparing potential difference and electromotive force (emf).
Circuit diagrams for measuring potential difference and emf.
Calculating energy dissipated in a circuit.
The structure of an electron gun.
The electron gun in the history of science (J.J. Thomson).
Rearranging equations to equate kinetic energy and work done.
Accelerating potential differences
Comparing the protons and electrons accelerated in a potential difference
Definition of an ohm.
Temperature and resistance for metallic conductors (wires)
The ohm in base SI units
I against V graphs and resistance
I-V Characteristics curves for ohmic components
I-V Characteristics curves for non-ohmic components
Circuit diagrams used to measure I and V.
Describing I-V Characteristics curves
Polarity of diodes
Conventional current and diodes
Plotting I-V curves for diodes
Describing I-V curves for diodes
Factors affecting resistance
Calculating resistivity
Resistivity and temperature
Experimentally determining resistivity
Using a graph to calculate resistivity
Thermistor uses
Thermistors with negative temperature coefficients
Plotting I-V curves for thermistors
Creating an experiment to test thermistors.
Materials and uses of LDRs
Creating an experiment to understand LDRs
LDRs relationship with light intensity
Converting time to hours
Using different units for electrical energy
Converting from J to kW hr
Calculating the cost of using different electrical appliances.
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OCR AS level Physics: Waves 1
OCR AS level Physics presentations for module 4: Waves 1
All presentations come with worked examples, solutions and homeworks.
This covers topics from wave properties to Snell’s law and total internal reflection.
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OCR AS level Physics: Waves 2
OCR AS level Physics presentations for module 4: Waves 2
All presentations come with worked examples, solutions and homeworks.
This covers topics from Superposition of Waves to Harmonics with different boundary conditions.
GCSE Chemistry: Electrolysis of Solutions
This PowerPoint presentation with worked examples and student questions covers:
• The position of metals and non-metals on the periodic table
• The ions metals and non-metals form
• The ion composition of solutions
• Electrodes, cations and anions
• The products of electrolysis of solutions
• Keyword descriptions and revision tips
GCSE Chemistry: Carboxylic Acids
This PowerPoint presentation with worked examples and student questions covers:
• Functional groups of carboxylic acids, alcohols, alkanes, and alkenes.
• Mnemonic device for naming carboxylic acids
• General formula for carboxylic acids
• Drawing the structural formula for carboxylic acids
• Carboxylic acids as weak acids and
• Acid reactions with bases, metals, and carbonates
• Oxidation reactions from alcohols to carboxylic acids
GCSE Physics: Wave Velocity & Water Waves
This presentation covers OCR Gateway Physics 9-1 P5.1.2a Wave Velocity & Water Waves. Includes student activities and full worked answers.
Definition of mechanical waves
Water waves as a transverse waves
Converting from cm, mm, and km into m.
Definition and equation for frequency.
Wave speed equation
Rearranging equations
Ripple tank demonstration and explanation
A Level Chemistry: Electrophilic Substitution Reactions of Benzene
OCR A level Chemistry: 25.2 Electrophilic Substitution Reactions of Benzene
This PowerPoint is a whole lesson included with student activities, animated answers, homework questions with answers provided.
This lesson covers:
Defining an electrophile
Substitution reactions
Nitration of Benzene
Reaction mechanisms
Halogenation of Benzene
Common Halogen Carriers
Friedel-Crafts Alkylation Reactions
Acyl Chloride
Acylation Reactions of Benzene
Reactivity of Alkenes and Arenes
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OCR AS level Physics: Electrical Circuits
OCR AS level Physics presentations for module 4: Energy, Power, and Resistance.
All presentations come with worked examples, solutions and homeworks.
This covers topics from Kirchhoff’s laws to potential dividers and sensing circuits.
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OCR AS level Physics: Charge and Current
OCR AS level Physics: Charge and Current is a part of the Module 4: Electrons, Waves, and Photons.
All presentations come with worked examples, solutions and homeworks.
Fundamental charge and relative charge
Structure of a metal
Conventional current and electron flow
Measuring current with an ammeter
Ionic solutions with cations and anions.
Ions, relative charge and absolute charge
Comparing ionic solutions and metal conductors
Apply Kirchhoff’s First Law
Kirchhoff’s First Law in mathematical form
Kirchhoff’s First Law in written form
Describing conservation laws
Women in Science - Emmy Noether
CERN and jobs in physics
Number density for conductors, semi-conductors, and insulators
Calculating cross-sectional area
Apply the mean drift velocity equation.
Derivation of Mean Drift Velocity Equation
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OCR AS level Physics: Forces in Action
OCR AS level Physics presentations for module 3: Forces in Action.
All presentations come with worked examples, solutions and homeworks.
This covers topics from weight as a force to Archimedes’ principle.
GCSE Chemistry: Mole Calculations
This PowerPoint presentation with worked examples and student questions covers:
• Rearranging Equations
• Stoichiometry as relative abundances
• Relative Atomic Mass, Relative Formula Mass and Molar Mass
• Calculating the number of moles present
• Conservation of mass
GCSE Physics: Nuclear Fusion
This presentation covers OCR Gateway Physics 9-1 P6.2.3 Nuclear Fusion
This PowerPoint is a whole lessons included with student activities and animated answers.
Mass and energy equivalence
Nuclear fusion conditions
Fuel for nuclear fusion
Benefits of nuclear fusion
Nuclear equations
Comparing nuclear fusion and fission