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JAMB Chemistry 2009 Question 40

Question 40

Nitrogen and its Compounds

One of the products of the thermal decomposition of sodium trioxonitrate (V) is

  1. A.sodium
  2. B.nitrogen
  3. C.sodium dioxonitrate (III)
  4. D.sodium oxide
Show the answer and explanation

Answer: C (sodium dioxonitrate (III))

Explanation

2NaNO3 → 2NaNO2 + O2; group 1 nitrates give the nitrite (dioxonitrate(III)) and oxygen.