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Unit 4: Rates, Equilibria and Further Organic Chemistry

Topic 11: Kinetics

Topic 12: Entropy and Energetics

Topic 13: Chemical Equilibria

Topic 14: Acid-base Equilibria

14.1 - Brønsted–Lowry acid is a proton donor and a

14.2 - Identify Brønsted–Lowry conjugate acid-base pairs

14.3 - the term 'pH'

14.4 - PH from hydrogen ion concentration

14.5 - concentration of hydrogen ions in a solution, in

14.6 - difference between a strong acid and a weak acid in

14.7 - pH of a strong acid

14.8 - Deduce the expression for the acid dissociation

14.9 - pH of a weak acid from Ka or pKa values, making

14.10 - the ionic product of water, Kw

14.11 - pH of a strong base from its concentration, using

14.12 - the terms 'pKa' and 'pKw'

14.13 - Analyse data from the following experiments

14.14 - Ka for a weak acid from experimental data given the

14.15 - Draw and interpret titration curves, using all

14.16 - Select a suitable indicator for a titration, using

14.17 - the term 'buffer solution'

14.18 - action of a buffer solution

14.19 - pH of a buffer solution given appropriate data

14.20 - concentrations of solutions required to prepare a

14.21 - to use a weak acid-strong base or strong acid-weak

14.22 - importance of buffer solutions in biological

14.23 - CORE PRACTICAL 11 Finding the Ka value for a weak

14.SP1 - Further suggested practical: carry out the

14.SP2 - Further suggested practical: obtain data to draw

14.SP3 - Further suggested practical: analysis of vinegar

Topic 15: Organic Chemistry: Carbonyls, Carboxylic Acids and Chirality

Unit 5: Transition Metals and Organic Nitrogen Chemistry

Topic 16: Redox Equilibria

Topic 17: Transition Metals and their Chemistry

Topic 18: Organic Chemistry – Arenes

Topic 19: Organic Nitrogen Compounds: Amines, Amides, Amino Acids and Proteins

Topic 20: Organic Synthesis

Unit 6: Practical Skills in Chemistry II

Practical Skills in Chemistry II

A-Level Edexcel Chemistry A2 14.17 - the term 'buffer solution' Topic Practice

14.17 - the term 'buffer solution'

• What is meant by the term 'buffer solution'

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