Chemistry GCSE
Ion formation and equations
What Ion formation and equations means in Chemistry GCSE, as defined for AQA.
Definition of Ion formation and equations
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Reference: AQA
Hydrochloric acid gives HCl(aq) → H⁺(aq) + Cl⁻(aq), nitric acid ionises to H⁺ and NO₃⁻, and sulfuric acid releases two H⁺ ions per molecule, forming SO₄²⁻.
Topics that use Ion formation and equations
- Strong and weak acids (HT only) (AQA GCSE)
Related terms
- Complete ionisation in aqueous solution
- dilute
- Link between ionisation and pH
- Neutrality
- Quantitative comparison of acids
- reversible arrow
- weak acid
- Concentrated
Using Ion formation and equations in the exam
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