which colour change and smell are observed when crystals of ferrous sulphate are heated? give chemical reaction also .
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The ferrous sulphate crystals are light green in colour. The gas emitted has the characteristic odour of burning sulphur. On heating, the colour changes from light green to white. On further heating, the white substance changes to dark brown solid.
2FeSO4 -> Fe2O3 + SO3 + SO2.
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The ferrous sulphate crystals are light green in colour. The gas emitted has the characteristic odour of burning sulphur. On heating, the colour changes from light green to white. On further heating, the white substance changes to dark brown solid.
2FeSO4 -> Fe2O3 + SO3 + SO2.
☺☺
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