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