Chemistry A-Level
half-equations in acid
What half-equations in acid means in Chemistry A-Level, as defined for AQA.
Definition of half-equations in acid
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Reference: AQA
Equations balanced with H⁺ and H₂O as well as electrons, such as VO₂⁺ + 2H⁺ + e⁻ → VO²⁺ + H₂O.
Topics that use half-equations in acid
- Variable oxidation states (A-level only) (AQA A-Level)
Related terms
- 4s and 3d energies
- combining half-equations
- deducing oxidation states
- colour sequence
- reduction by zinc
- variable oxidation states
Using half-equations in acid in the exam
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