Question

when ferrous sulphate crystals are heated the residue obtained in the test tube is--------

Answer 1

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Answer 2

Answer:

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Explanation:

Following two observations are observed when crystals of ferrous sulphate are heated: (1) Change in state and color takes place. (2) A gas is evolved during this process. Since, the compound (ferrous sulphate) decomposes into two or more substances therefore, it is a decomposition reaction

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