GCSE Chemistry

AQA · Edexcel · OCR · Past Papers 2015–2024

About GCSE Chemistry

GCSE Chemistry covers atomic structure, bonding, quantitative chemistry, chemical changes, energy changes, the rate of chemical change, organic chemistry and chemical analysis.

Topics covered

Atomic StructureBondingQuantitative ChemistryChemical ChangesEnergy ChangesOrganic ChemistryChemical Analysis

Exam structure

  • Paper 1
  • Paper 2

Total marks: 200 · Duration: 3.5 hours total

Illustrative grade boundaries (raw %)

Grade456789
Approx.24%+34%+44%+54%+64%+74%+

Boundaries shift each series — your Examevo report uses the latest profile for your paper.

How Examevo marks Chemistry

  • Validates mole calculations, balancing and units before the examiner does.
  • Pulls out organic mechanism and naming errors from hand-drawn structures.
  • Tracks performance on required practical-style questions across both papers.

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