Which of the following gas is formed when potassium sulphite reacts with dilute nitric acid?
SO3
SO2
NO2
CO2
Potassium sulphite reacts with dilute nitric acid to form soluble potassium nitrate, water and sulphur dioxide gas.
K2SO3+2HNO3→2KNO3+H2O+SO2(g)
When sodium sulphite reacts with the dilute hydrochloric acid, salt X, water and gas Y is formed. Gas X decolourised pink potassium permanganate solution. Gas X is:
Which of the following gas is formed when copper reacts with a hot dilute nitric acid?
Which of the following gas is formed when very dilute nitric acid reacts with magnesium at room temperature?