Question

A metal nitrate a on heating gives metal oxide along with the production of a colourless gas and a gas with brown fumes

b. Aqueous solution of a on reaction with potassium iodide forms a yellow precipitate of compound c

Answer 1

A metal nitrate A on heating gives yellowish brown coloured metal oxide along with brown gas B and a colourless gas C.Aqueous solution of A on reaction with potassium iodide forms a yellowish precipitate of compound D.Idenitfy A B C D.Identify the types of both the reaction. Metal present in A is used in alloy which is used for soldering purposes

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