Edexcel IGCSE Chemistry Chemistry Paper 2 June 2022 mark scheme 4CH1/2CR
Practise the past exam questions by topic
Isotopes & relative atomic mass20 Qs
Subatomic particles20 Qs
Atoms, elements & compounds18 Qs
Oxidation & reduction in terms of electrons36 Qs
Relative formula mass18 Qs
Three states of matter20 Qs
Atmospheric pollutants24 Qs
Conservation of mass & balanced equations76 Qs
Crude oil, hydrocarbons & alkanes19 Qs
Empirical formulae32 Qs
Free-radical substitution11 Qs
Moles & amount of substance28 Qs
Organic chemistry25 Qs
Properties of hydrocarbons12 Qs
Electrolysis17 Qs
Half equations at electrodes16 Qs
Ionic bonding & ionic compounds36 Qs
Properties of metals & alloys16 Qs
Tests for gases29 Qs
Esters20 Qs
Producing ethanol11 Qs
Concentration of solutions22 Qs
Making soluble salts22 Qs
Titrations15 Qs
Catalysts15 Qs
Reaction profiles16 Qs
Reversible reactions6 Qs
Effect of changing conditions on equilibrium11 Qs
Volumes of gases21 Qs
+25 more
7 questions
- Q1 - 5 marks - Isotopes and relative atomic mass, Subatomic particles
- Q2 - 5 marks - Atoms, elements and compounds, Oxidation and reduction in terms of electrons, Relative formula mass, The three states of matter
- Q3 - 10 marks - Atmospheric pollutants, Conservation of mass and balanced equations, Crude oil, hydrocarbons and alkanes, Empirical formulae, Free-radical substitution, Moles and amount of substance, Organic chemistry, Properties of hydrocarbons
- Q4 - 11 marks - Electrolysis, Half equations at electrodes, Ionic bonding and ionic compounds, Properties of metals and alloys, Tests for gases
- Q5 - 12 marks - Conservation of mass and balanced equations, Empirical formulae, Esters, Organic chemistry, Producing ethanol
- Q6 - 12 marks - Concentration of solutions, Making soluble salts, Titrations
- Q7 - 15 marks - Catalysts, Reaction profiles, Reversible reactions, The effect of changing conditions on equilibrium, Volumes of gases
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