From the substances – Ammonium sulphate, Lead carbonate, Chlorine, C – InterviewSolution

1.	From the substances – Ammonium sulphate, Lead carbonate, Chlorine, Copper nitrate, Ferrous sulphate — State: A compound which releases a reddish brown gas on reaction with concentrated sulphuric acid and copper turnings.
Answer» Copper Nitrate.

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