Oxides of nitrogen - Jamb Chemistry Past Questions and Answers

Question 1:

• JAMB 2019

When each of the nitrates of Potassium, Magnesium and iron is heated

A. All the nitrates decompose to their oxides
B. The nitrate of magnesium gives the nitrite and oxygen
C. The nitrates of iron magnesium and iron give the oxides
D. The nitrate of iron gives the nitrite and oxygen
E. The nitrate of the magnesium is not decomposed