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General equations
general equations to learn for ocr a level chemistry a
| reactants | products |
|---|---|
| substance + oxygen --> | oxides |
| metal + acid --> | salt + hydrogen |
| metal + water --> | salt + hydrogen |
| metal oxide + acid --> | salt + water |
| metal hydroxide + acid --> | salt + water |
| metal carbonate + acid --> | salt + water + carbon dioxide |
| metal hydrogencarbonate + acid --> | salt + water + carbon dioxide |
| ammonia + acid --> | ammonium salt |
| metal carbonate (+ heat) --> | metal oxide + carbon dioxide |