sciencegcseAll sciencesPast papersKS3Required practicals

AQA GCSE Chemistry 8462 · Always free

Separate Chemistry

C6 · Rate and extent of chemical change

Shared content for your tier
Open C6 shared lessons →

No Chemistry-only additions in this topic.

Paper 2 additions

Open Paper 2 extras →Paper 2 revision booklet ↓Required practical numbers

Paper 1 additions

C1 Chemistry-only additions · Foundation + Higher

Transition metals

Periodic-table outline with the central metal block shaded red. Transition metals include chromium, manganese, iron, cobalt, nickel and copper.
  1. 01Meet the transition metals
  2. 02Colours, charges and catalysts
Daily 5 · 12 facts →Revision sheet ↓

C2 Chemistry-only additions · Foundation + Higher

Nanoparticles

Eight separated 1 cm cubes: same total volume, double the exposed surface area.
  1. 03How small is a nanoparticle?
  2. 04Small particles, more exposed surface
  3. 05Nanoparticles: benefits and risks
Daily 5 · 12 facts →Revision sheet ↓

C3 Chemistry-only additions · Foundation + Higher

Yield and atom economy

Theoretical product mass is 10 grams and actual collected mass is 8 grams. The percentage yield is 80%.
  1. 06Percentage yield
  2. 07Atom economy: useful product or waste?
Daily 5 · 12 facts →Revision sheet ↓
C3 Higher Tier extras →

C4 Chemistry-only additions · Foundation + Higher

Titrations

Acid in a burette above a conical flask containing pink alkali and phenolphthalein on a white tile.
  1. 08Titrations: find the reacting volumes
  2. 09Read the burette and choose a mean
Daily 5 · 12 facts →Revision sheet ↓
C4 Higher Tier extras →

C5 Chemistry-only additions · Foundation + Higher

Cells and fuel cells

Simplified acidic fuel cell: hydrogen at the negative electrode, oxygen at the positive electrode, electrons through the external load, hydrogen ions through the electrolyte, water leaving.
  1. 10Chemical cells and batteries
  2. 11Hydrogen fuel cells
Daily 5 · 12 facts →Revision sheet ↓
C5 Higher Tier extras →
Higher Tier only · 5 extra lessons

C3 · Yield and atom economy

  1. 12Theoretical yield and choosing a route
  2. 13Concentration in mol/dm³
  3. 14Gas volumes at room temperature

C4 · Titrations

  1. 15Titration concentrations

C5 · Cells and fuel cells

  1. 16Fuel cells: follow the electrons
Higher Tier exam practiceHigher Tier Daily 5Higher Tier revision PDF ↓

Practice and downloads

Exam practice →All extra revision sheets ↓Shared Chemistry resources →

Chemistry required practicals

Shared lessons and downloads keep their Combined Science numbering. Use the Chemistry numbers below for your separate GCSE. Shared specification references use section 5; Chemistry uses section 4.

ChemistryInvestigationCombined
1Making a soluble salt8
2TitrationChemistry only
3Electrolysis9
4Temperature changes10
5Rates of reaction11
6Paper chromatography12
7Identifying ionsChemistry only
8Water analysis and purification13

The rates practical includes the disappearing cross method as well as gas collection. AQA Chemistry practical requirements.

Separate Science practicals · Virtual labs

Separate Chemistry · RP 2TitrationOpen virtual lab →Separate Chemistry · RP 7Identifying ionsOpen virtual lab →

Exam Q database

Open original chemistry questions