What is the residue left in the boiling tube when ferrous sulphate crystal are strongly heated?
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Explanation:
on heating ferrous sulphate it decomposes into ferric oxide Fe2O3 (residue) which is red in colour. When ferrous sulphate crystals are heated, the residue obtained in test tube is red colour.
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Hii
you are welcome in my answer
Residue left in boiling tube when ferrous sulphate heated is :-
- ferric oxide
- few molecule of water
- sulphur gas is produce but it escape
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Hope it may helps you
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