Chemistry · Chemical Reactions and Equations
Copper reacts with concentrated nitric acid to produce cupric nitrate, nitrogen dioxide, and water as follows: Cu + HNO3 → Cu(NO3)2 + NO2 + H2O Which of the following balanced equations is correct?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Cu + 4HNO3 → Cu(NO3)2 + 2NO2 + H2O
- 2Cu + 2HNO3 → Cu(NO3)2 + NO2 + 2H2O
- 32Cu + 4HNO3 → 2Cu(NO3)2 + 2NO2 + 2H2O
- 4Cu + 4HNO3 → Cu(NO3)2 + 2NO2 + 2H2O✓
Correct answer
Cu + 4HNO3 → Cu(NO3)2 + 2NO2 + 2H2O
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