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Cambridge International AS & A Level Chemistry (9701)

23. Chemical energetics

24. Electrochemistry

25.1 Acids and bases

25.1.1—Terms: conjugate acid and conjugate base

25.1.2—Conjugate acid–base pairs, identifying such

25.1.3—Math definitions: pH, Ka, pKa and Kw and use

25.1.4—[H+(aq)] and pH values

25.1.5—Buffer solution

25.1.6—Relevant concentrations and the pH of buffer

25.1.7—Terms: solubility product, K sp

25.1.8—Write an expression for Ksp

25.1.9—Ksp from concentrations and vice versa

25.1.10—Common ion effect and solubility

25.2 Partition coefficients

26. Reaction kinetics

28. Chemistry of transition elements

29. An introduction to A Level organic chemistry

30. Hydrocarbons

31. Halogen compounds

32. Hydroxy compounds

33. Carboxylic acids and derivatives

34. Nitrogen compounds

35. Polymerisation

36. Organic synthesis

37. Analytical techniques

Practical assessment skills

Mathematical, structural convention and data skills

A-Level/CAIE/Chemistry//A2/Concept/25. Equilibria/25.1 Acids and bases/25.1.4—[H+(aq)] and pH values

25. Equilibria

Syllabus: 9701–2028–2029
Section: 25
Level: A2

Exam analysis

Most tested topics

Acids and bases
Partition coefficients