Question

\[\ce{Cu}\] reacts with dilute \[\ce{HNO3}\] to evolve which gas?

विकल्प

• N₂O

• NO₂

• NO

• N₂

Answer 1

NO

Explanation:

\[\ce{3Cu_{(s)} + 8HNO3_{(aq)} -> 3Cu(NO3)2_{(aq)} + 2NO_{(g)} + 4H2O_{(l)}}\]