OnlineCBT
Chemistry · PYQ NEET UG 2016(1)
हिन्दीWhen copper is heated with conc. \( \text{HNO}_3 \), it produces
Correct answer · Option B
\( \text{Cu}(\text{NO}_3)_2 \) and \( \text{NO}_2 \)
Explanation
Reaction of copper with concentrated \( \text{HNO}_3 \) yields copper nitrate, nitrogen dioxide gas, and water: \( \text{Cu} + 4\text{HNO}_3(\text{conc.}) \rightarrow \text{Cu}(\text{NO}_3)_2 + 2\text{NO}_2 + 2\text{H}_2\text{O} \).
