Edexcel IGCSE Chemistry 3 20c Preparing Ammonium Sulfate Topic Practice

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Pearson Edexcel International GCSE Chemistry

1 Principles of chemistry

(a) States of matter

(b) Elements, compounds and mixtures

(c) Atomic structure

(d) The Periodic Table

(e) Chemical formulae, equations and calculations

(f) Ionic bonding

(g) Covalent bonding

(h) Metallic bonding

(i) Electrolysis

2 Inorganic chemistry

(a) Group 1 (alkali metals) – lithium, sodium and potassium

(b) Group 7 (halogens) – chlorine, bromine and iodine

(c) Gases in the atmosphere

(d) Reactivity series

(e) Extraction and uses of metals

(f) Acids, alkalis and titrations

(g) Acids, bases and salt preparations

(h) Chemical tests

3 Physical chemistry

(b) Rates of reaction

(c) Reversible reactions and equilibria

3.17 Some reactions are reversible and this is

3.18 Reversible reactions such as the dehydration of

3.19C NPK fertilisers

3.20C Preparing ammonium sulfate

3.21C Ammonium sulfate practical

3.22C Fertilisers and eutrophication

4 Organic chemistry

(a) Introduction

(f) Carboxylic acids

(h) Synthetic polymers

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