Edexcel IGCSE Chemistry Chemistry Paper 2 January 2020 mark scheme 4CH1/2C
Practise the past exam questions by topic
Atoms, elements & compounds18 Qs
Identification of ions24 Qs
Mixtures & separation techniques25 Qs
Cracking & alkenes14 Qs
Crude oil, hydrocarbons & alkanes19 Qs
Fractional distillation & petrochemicals18 Qs
Organic chemistry25 Qs
Relative formula mass18 Qs
Electrolysis17 Qs
Empirical formulae32 Qs
Oxidation & reduction in terms of electrons36 Qs
Properties of metals & alloys16 Qs
Concentration of solutions22 Qs
PH scale & neutralisation26 Qs
Titrations15 Qs
Bond energy calculations19 Qs
Catalysts15 Qs
Reaction profiles16 Qs
Tests for gases29 Qs
Alcohols8 Qs
Atmospheric pollutants24 Qs
Condensation polymerisation7 Qs
Conservation of mass & balanced equations76 Qs
Esters20 Qs
Producing ethanol11 Qs
Amounts of substance in equations29 Qs
Making soluble salts22 Qs
Reactivity of metals17 Qs
Volumes of gases21 Qs
+25 more
7 questions
- Q1 - 5 marks - Atoms, elements and compounds, Identification of ions, Mixtures and separation techniques
- Q2 - 11 marks - Cracking and alkenes, Crude oil, hydrocarbons and alkanes, Fractional distillation and petrochemicals, Organic chemistry, Relative formula mass
- Q3 - 11 marks - Electrolysis, Empirical formulae, Oxidation and reduction in terms of electrons, Properties of metals and alloys
- Q4 - 9 marks - Concentration of solutions, The pH scale and neutralisation, Titrations
- Q5 - 8 marks - Bond energy calculations, Catalysts, Reaction profiles, Tests for gases
- Q6 - 11 marks - Alcohols, Atmospheric pollutants, Condensation polymerisation, Conservation of mass and balanced equations, Esters, Producing ethanol
- Q7 - 15 marks - Amounts of substance in equations, Conservation of mass and balanced equations, Making soluble salts, Organic chemistry, Reactivity of metals, Volumes of gases
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