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Edexcel · International GCSE · Chemistry

January 2021 — Paper 2 · Variant C.

1 multiple-choice questions · 34 structured questions · 66 marks

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The mark scheme comes with the Chemistry course.

Topics covered

  • Mathematical skills
  • Rates of reaction
  • Gases in the atmosphere
  • Suggested practical investigations
  • Chemical formulae, equations and calculations
  • Acids, bases and salt preparations
  • Metallic bonding
  • Electrolysis
  • Energetics
  • Atomic structure
  • Crude oil
  • Carboxylic acids
  • Reactivity series
  • Acids, alkalis and titrations
  • Chemical tests
  • Esters
  • Group 1 (alkali metals) – lithium, sodium and potassium
  • The Periodic Table
  • Extraction and uses of metals

Questions in this paper

  • Q1a(i)Atomic structureMCQincludes a figure
  • Q1a(ii)Atomic structure1 marks
  • Q1bAtomic structure2 marks
  • Q1a(iii)The Periodic Table1 marks
  • Q2bChemical tests1 marks
  • Q3b(i)Mathematical skills2 marks
  • Q3a(ii)Rates of reaction1 marks
  • Q3b(ii)Carboxylic acids1 marks
  • Q3a(i)Rates of reaction2 marksincludes a figure
  • Q3cEsters2 marks
  • Q4a(ii)Acids, alkalis and titrations1 marks
  • Q4a(i)Group 1 (alkali metals) – lithium, sodium and potassium2 marks
  • Q4bGroup 1 (alkali metals) – lithium, sodium and potassium3 marks
  • Q4a(iii)Group 1 (alkali metals) – lithium, sodium and potassium3 marks
  • Q5a(i)Metallic bonding2 marksincludes a figure
  • Q5c(iii)Electrolysis2 marks
  • Q5d(ii)Energetics3 marksincludes a figure
  • Q5c(i)Electrolysis2 marksincludes a figure
  • Q5d(i)Reactivity series1 marks
  • Q5a(ii)Metallic bonding2 marks
  • Q5c(ii)Electrolysis1 marks
  • Q5bExtraction and uses of metals1 marks
  • Q6b(iii)Suggested practical investigations1 marks
  • Q6aAcids, bases and salt preparations4 marks
  • Q6b(i)Mathematical skills2 marksincludes a figure
  • Q6c(i)Suggested practical investigations1 marks
  • Q6c(iii)Chemical formulae, equations and calculations2 marks
  • Q6c(ii)Chemical formulae, equations and calculations3 marks
  • Q6b(iv)Chemical formulae, equations and calculations1 marks
  • Q6b(ii)Mathematical skills1 marks
  • Q7c(ii)Gases in the atmosphere1 marks
  • Q7c(iii)Chemical formulae, equations and calculations5 marks
  • Q7aCrude oil4 marksincludes a figure
  • Q7c(i)Gases in the atmosphere2 marks
  • Q7bCrude oil2 marks

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