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Pearson Edexcel International GCSE Chemistry (4CH1)

1 Principles of chemistry

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

2.45 Flame-test method

2.46 Flame-test colours

2.47 Cation tests

2.48 Anion tests

2.49 Test for water

2.50 Water purity test

3 Physical chemistry

4 Organic chemistry

5 Experimental skills

6 Mathematical skills

IGCSE/Edexcel/Chemistry//Concept/2 Inorganic chemistry/(h) Chemical tests/2.50 Water purity test

2 Inorganic chemistry

Syllabus: 2024
Section: 2
Level: —

Exam analysis

Most tested topics

(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