OCR A Level Chemistry A Unified chemistry June 2018 mark scheme H432/03
Practise the past exam questions by topic
Amounts of substance in equations51 Qs
Group 7: the halogens11 Qs
Ionisation energies12 Qs
Oxidation states13 Qs
Properties of ionic compounds6 Qs
Relative formula mass6 Qs
Shapes of molecules & ions15 Qs
Sub-shells, orbitals & electron configuration6 Qs
Electrode potentials & electrochemical cells12 Qs
Redox equations17 Qs
Effect of changing conditions on equilibrium13 Qs
Transition metals11 Qs
Redox titrations10 Qs
Shapes of complex ions14 Qs
Acylation & nucleophilic addition-elimination19 Qs
Amines13 Qs
Organic reaction mechanisms8 Qs
Organic synthesis routes26 Qs
Percentage yield18 Qs
Calorimetry9 Qs
Enthalpy changes8 Qs
Equilibrium constant Kc7 Qs
Esters22 Qs
Naming organic compounds30 Qs
Titrations9 Qs
Bronsted-Lowry acids & bases7 Qs
Electrophilic addition18 Qs
Electrophilic substitution13 Qs
+24 more
6 questions
- Q1 - 13 marks - Amounts of substance in equations, Group 7: the halogens, Ionisation energies, Oxidation states, Properties of ionic compounds, Relative formula mass, Shapes of molecules and ions, Sub-shells, orbitals and electron configuration
- Q2 - 13 marks - Amounts of substance in equations, Electrode potentials and electrochemical cells, Redox equations, The effect of changing conditions on equilibrium, Transition metals
- Q3 - 10 marks - Redox titrations, Shapes of complex ions
- Q4 - 11 marks - Acylation and nucleophilic addition-elimination, Amines, Organic reaction mechanisms, Organic synthesis routes, Oxidation states, Percentage yield, Transition metals
- Q5 - 11 marks - Calorimetry, Enthalpy changes, Equilibrium constant Kc, Esters, Naming organic compounds, Titrations
- Q6 - 12 marks - Bronsted-Lowry acids and bases, Electrophilic addition, Electrophilic substitution, Naming organic compounds
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