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When a green salt of iron is heated its colour initially change to white |
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Answer» 7H2O). On HEATING, ferrous sulphate crystals LOSE water and anhydrous ferrous sulphate (FeSO4) is formed. So their colour changes from light green to white. On further heating, anhydrous ferrous sulphate DECOMPOSES to form ferric oxide (Fe2O3), sulphur DIOXIDE (SO2) and sulphur trioxide (SO3).please like it if you found it HELPFUL to you |
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