OCR GCSE Combined Science A · J250
Specification C3.3e · Chemistry Paper 1
Revise: Generalising Aqueous NeutralisationA hydrogen ion reacts with a hydroxide ion to form a water molecule.
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GCSE Combined Science · key term
A negatively charged ion, , consisting of an oxygen atom and a hydrogen atom bonded together.
Used by OCR
Specification C3.3e · Chemistry Paper 1
Revise: Generalising Aqueous NeutralisationA hydrogen ion reacts with a hydroxide ion to form a water molecule.
Write the charges clearly: hydrogen ions are H⁺ and hydroxide ions are OH⁻. Hydroxide is not OH⁺.
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