Edexcel IGCSE Chemistry Chemistry Paper 2 January 2021 mark scheme 4CH1/2CR
Practise the past exam questions by topic
Three states of matter20 Qs
Group 7: the halogens13 Qs
Ionic bonding & ionic compounds36 Qs
Oxidation & reduction in terms of electrons36 Qs
Electrolysis17 Qs
Half equations at electrodes16 Qs
Properties of metals & alloys16 Qs
Alcohols8 Qs
Carboxylic acids16 Qs
Esters20 Qs
Oxidation of alcohols5 Qs
Bond energy calculations19 Qs
Catalysts15 Qs
Reaction profiles16 Qs
Concentration of solutions22 Qs
Conservation of mass & balanced equations76 Qs
PH scale & neutralisation26 Qs
Titrations15 Qs
Crude oil, hydrocarbons & alkanes19 Qs
Moles & amount of substance28 Qs
Organic chemistry25 Qs
Volumes of gases21 Qs
Dynamic equilibrium11 Qs
Tests for gases29 Qs
Effect of changing conditions on equilibrium11 Qs
+21 more
8 questions
- Q1 - 5 marks - The three states of matter
- Q2 - 9 marks - Group 7: the halogens, Ionic bonding and ionic compounds, Oxidation and reduction in terms of electrons
- Q3 - 13 marks - Electrolysis, Half equations at electrodes, Properties of metals and alloys
- Q4 - 7 marks - Alcohols, Carboxylic acids, Esters, Oxidation of alcohols
- Q5 - 13 marks - Bond energy calculations, Catalysts, Reaction profiles
- Q6 - 10 marks - Concentration of solutions, Conservation of mass and balanced equations, The pH scale and neutralisation, Titrations
- Q7 - 6 marks - Crude oil, hydrocarbons and alkanes, Moles and amount of substance, Organic chemistry, Volumes of gases
- Q8 - 7 marks - Conservation of mass and balanced equations, Dynamic equilibrium, Tests for gases, The effect of changing conditions on equilibrium
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