Question

principle used for preparation of green vitriol

Answer 1

☛ The easiest and most ancient way to make green vitriol is to evaporate naturally-occurring spring water that was saturated with iron sulfate.

☛ It is a bluish-green crystalline compound that is used in sewage and water treatment, and as a pigment and fertilizer. It is also used in medicine to treat iron deficiency. Also called green vitriol.

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Answer 2

Answer:

Iron(II) sulfate

Explanation:

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