Chemistry, asked by sabkadost67, 9 months ago

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Answered by mathematicalcosmolog

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First option is the correct answer

Ferrous sulphate(blue vitriol) is in the form of ferrous sulphate 7 H2O (a hydrated salt)crystals.

Green colour of Ferrous sulphate 7 H2O when heated decomposes to form brown colour of ferric oxide, sulphur dioxide, sulphur trioxide and water (7H2O)

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