Chemistry, asked by harishgarg3793, 1 year ago

laboratory method of preparation of dinitrogen

Answers

Answered by faiyazsanobar

NH4Cl(aq)+NaNO2(aq)⟶N2(g)+2H2O(l)+NaCl(aq)

Small amounts of NO, HNO3 are also formed in this reaction: these impurities can be removed by passing the gas through aqueous sulfuric acid containing potassium dichromate. N2 is collected by downward displacement of water.

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