Question

A metal nitrate A on heating gives yellowish brown coloured metal oxide along with brown gas B snd a colourless gas C.Aquous solution of A on reaction with potassium iodide forms a yellow precipitate of compound D. Identify A,B,C,D identify types of reactions involved

Answer 1

A Lead Nitrate
B Nitrogen dioxide
C Oxygen gas
D Pbl+KNo3

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