Question

Name the substance which remains in a test tube after heating ferrous sulphate.​

Answer 1

Answer:

The substance which remains in a test tube after heating ferrous sulphate is Fe₂O₃, that is ferric oxide which is reddish brown in color remain in a test tube after heating ferrous sulfate.

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Answer 2

$\huge \mathfrak{Answer}$

So the answer is Fe₂O₃, that is ferric oxide which is reddish brown in color remain in a test tube after heating ferrous sulfate.