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OCR A-level Organic Chemistry

OCR Chemistry A (H432)19 topics152 lessons

OCR A-level Organic Chemistry revision for OCR Chemistry A (H432): 19 topics and 152 short lessons, each with R.E.C.I.P.E. recall steps and a quiz. The topics follow the OCR specification.

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1. Carbon

4 lessonsSpec 4.1.1

  1. Carbon
  2. Hydrocarbons
  3. Saturated Hydrocarbons
  4. Unsaturated Hydrocarbons

2. Formulae

5 lessonsSpec 4.1.1

  1. Functional Group
  2. Homologous Series
  3. General Formula
  4. Types of Formulae
  5. Empirical and Molecular Formula

3. Naming and Isomerism

5 lessonsSpec 4.1.1, 4.1.3, 6.2.2

  1. IUPAC Nomenclature
  2. Types of Isomerism
  3. Structural Isomerism
  4. Stereoisomerism
  5. Optical Isomers

4. Bond breaking

3 lessonsSpec 4.1.1

  1. Homolytic Fission
  2. Heterolytic Fission
  3. Reaction Mechanisms

5. Reactions and Reactive Species

20 lessonsSpec 4.1.1, 4.1.2, 4.1.3, 4.2.1, 4.2.2

  1. Free radicals
  2. Nucleophiles
  3. Electrophiles
  4. Acids
  5. Bases
  6. Oxidising Agents
  7. Reducing Agents
  8. Substitution
  9. Addition
  10. Elimination
  11. Addition-Elimination
  12. Acid-Base Reactions
  13. Oxidation
  14. Reduction
  15. Combustion
  16. Cracking
  17. Reforming
  18. Condensation
  19. Hydrolysis
  20. Polymerisation

6. Alkanes

8 lessonsSpec 4.1.2

  1. Crude Oil
  2. Cracking and Reforming
  3. Complete Combustion
  4. Incomplete Combustion
  5. Oxides of Sulfur and Nitrogen
  6. Catalytic Converters
  7. Alternative Fuels
  8. Free Radical Substitution

7. Alkenes

11 lessonsSpec 4.1.3

  1. Alkenes
  2. Bonding in Alkenes
  3. Stereoisomerism in Alkenes
  4. Reactions of Alkenes
  5. Hydrogenation
  6. Reaction with Halogens
  7. Reaction with Hydrogen Halides
  8. Reaction with Steam
  9. Oxidation of Alkenes to Diols
  10. Addition Polymerisation
  11. Environmental Concerns

8. Alcohols

7 lessonsSpec 4.2.1

  1. Alcohols
  2. Physical Properties
  3. Classifying Alcohols
  4. Combustion and use as Fuels
  5. Oxidation
  6. Dehydration of Alcohols
  7. Nucleophilic Substitution Reactions

9. Halogenolkanes

6 lessonsSpec 4.2.2

  1. Halogenoalkanes
  2. Reactivity of Halogenoalkanes
  3. Nucleophilic Substitution - Hydrolysis
  4. Reaction with Ammonia
  5. Elimination
  6. Organohalogen compounds and the Environment

10. Benzene

16 lessonsSpec 6.1.1

  1. Benzene
  2. Benzene Structure
  3. Electrophilic Substitution Reactions
  4. Nitration of Benzene
  5. Halogenation of Benzene
  6. Phenol
  7. Halogen Carriers
  8. Friedel-Crafts Alkylation
  9. Friedel-Crafts Acylation
  10. Reactivity of Phenol
  11. Phenol as a Weak Acid
  12. Bromination of Phenol
  13. Nitration of Phenol
  14. Directing Effects in Aromatic Substitution
  15. 2- and 4-Directing Groups
  16. 3-Directing Groups

11. Carbonyl Compounds

12 lessonsSpec 6.1.2, 6.1.3

  1. Carbonyl Compounds
  2. Preparation of Aldehydes and Ketones
  3. Reduction of Aldehydes and Ketones
  4. Reaction with Hydrogen Cyanide
  5. Silver Mirror Test
  6. 2,4-DNP Test for Carbonyl Compounds
  7. Carboxylic Acids
  8. Esters
  9. Fats and Oils
  10. Health
  11. Acyl Chlorides
  12. Biodiesel

12. Nitrogen Compounds

7 lessonsSpec 6.2.1

  1. Amines
  2. Properties of Amines
  3. Basicity of Amines
  4. Synthesis of Amines
  5. Reactions of Amines as Bases
  6. Reactions of Amines as Nucleophiles
  7. Economic Importance of Amines

13. Amino Acids

5 lessonsSpec 6.2.2

  1. Amino-Acids
  2. Zwitterions
  3. Polypeptides
  4. Proteins
  5. Optical Isomerism

14. DNA

1 lessons

  1. DNA

15. Polymers

3 lessonsSpec 6.2.3

  1. Addition and Condensation Polymerisation
  2. Polyesters
  3. Polyamides

16. Carbon-Carbon Bond Formation

8 lessonsSpec 6.2.4

  1. Carbon-Carbon Bond Formation
  2. Nitriles from Haloalkanes
  3. Hydroxynitriles from Carbonyls
  4. Reduction of Nitriles to Amines
  5. Hydrolysis of Nitriles to Carboxylic Acids
  6. Extending Carbon Chains on Benzene
  7. Amides
  8. Naming Amides

17. Organic Synthesis

9 lessonsSpec 4.2.3, 6.2.5

  1. Practical Techniques in Organic Synthesis
  2. Quickfit Apparatus
  3. Filtration under Reduced Pressure
  4. Recrystallisation
  5. Melting Point Determination
  6. Identifying Functional Groups
  7. Aliphatic Synthetic Routes
  8. Aromatic Synthetic Routes
  9. Planning Multi-Stage Syntheses

18. Chromatography and Qualitative Analysis

10 lessonsSpec 6.3.1

  1. Chromatography
  2. Thin-Layer Chromatography
  3. Rf Values
  4. Gas Chromatography
  5. Retention Times and Peak Areas
  6. Qualitative Tests for Alkenes
  7. Qualitative Tests for Haloalkanes
  8. Qualitative Tests for Phenols
  9. Qualitative Tests for Carbonyls
  10. Qualitative Tests for Carboxylic Acids

19. NMR Spectroscopy

12 lessonsSpec 6.3.2

  1. Nuclear Magnetic Resonance
  2. Chemical Shift
  3. The TMS Standard
  4. Deuterated Solvents
  5. 13C NMR Spectroscopy
  6. Interpreting 13C NMR Spectra
  7. 1H NMR Spectroscopy
  8. Relative Peak Areas
  9. Spin-Spin Splitting
  10. The n+1 Rule
  11. Identifying O-H and N-H Protons with D2O
  12. Combining Techniques to Deduce Structures