Q.

Copper metal on treatment with dilute HNO3  produces a gas (X). (X) when passed through acidic solution of stannous chloride, a nitrogen containing compound (Y) is obtained. (Y) on reaction with nitrous acid produces a gas (Z). Gas (Z) is:

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a

N2

b

NO

c

NO2

d

N2O

answer is D.

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Detailed Solution

Cu+dil.HNO3NOSnCl2/HClNH2OH.HClHNO2N2O(X)(Y)(Z)

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