The reaction of zinc with dilute (hot) and concentrated nitric acid respectively, produces :

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NO and N2O

NO2 and N2O

N2O and NO2

NO2 and NO

answer is C.

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Detailed Solution

Zn+4HNO3conc.→ΔZnNO32+2NO2+2H2O4Zn+10HNO3dil.→Δ4ZnNO32+N2O+5H2O

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