JEE Main 2016 · 3 Apr · Shift 1 · Chemistry Q45

ChemistrySingle correct+4 / -1Question 45 of 90

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

\ce{N2O}

and

\ce{NO2}

\ce{NO2}

and NO

NO and

\ce{N2O}

\ce{NO2}

and

\ce{N2O}

Answer and worked solution

Official answer: A

$\ce{4Zn + 10HNO3(dil) -> 4Zn(NO3)2 + N2O + 5H2O}$ and $\ce{Zn + 4HNO3(conc) -> Zn(NO3)2 + 2NO2 + 2H2O}$ .

JEE Main 2016 · 3 Apr · Shift 1, Chemistry question 45