Which of the following gas is formed when copper reacts with cold and dilute nitric acid?
N2O
N2O5
NO2
NO
Cold and dilute nitric acid oxidizes copper to copper nitrate and liberates nitric oxide.
3Cu+8HNO3→3Cu(NO3)2+4H2O+2NO
Which of the following gas is formed when potassium sulphite reacts with dilute nitric acid?
Which of the following gas is formed when very dilute nitric acid reacts with magnesium at room temperature?
Which of the following gas is formed when cold 1% nitric acid reacts with magnesium at room temperature?