Edexcel GCSE Chemistry · 1CH0
Specification 3.19 · Paper 1
Revise: Solubility RulesHydroxides are included alongside salts in these rules, although hydroxides are not themselves salts.
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GCSE Chemistry · key term
A negatively charged ion with the formula OH⁻. Hydroxide compounds are included in these solubility rules, although hydroxides are not salts.
Used by Edexcel
Specification 3.19 · Paper 1
Revise: Solubility RulesHydroxides are included alongside salts in these rules, although hydroxides are not themselves salts.
Apply the sodium, potassium and ammonium rule before deciding that a carbonate or hydroxide is insoluble.
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