State symbols (4.2.2.2) — AQA GCSE Chemistry Revision Notes

Revision notes for AQA GCSE Chemistry specification point 4.2.2.2, State symbols.

State Symbols in Equations

State symbols are used in chemical equations to indicate the state of substances:

  • (s) for solid
  • (l) for liquid
  • (g) for gas
  • (aq) for aqueous (dissolved in water)

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