Identity the substances ‘R’ based on the information given below : – InterviewSolution

1.	Identity the substances ‘R’ based on the information given below : The pale green solid ‘R’ turns reddish brown on heating. Its aqueous solution gives a white precipitate with barium chloride solution. The precipitate is insoluble in mineral acids.
Answer» Ferrous sulphate (Fe₂SO₄ ).

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