On heating blue coloured powder of copper (II) nitrate in a boiling tube

Metals and Non-metals (10)

On heating blue coloured powder of copper (II) nitrate in a boiling tube, black copper oxide, O2 and a brown gas X is formed.

  1. Identify the type of reaction and the gas X.
  2. Write balanced chemical equation of the reaction.
  3. Write the pH range of aqueous solution of the gas X.

Answer

Exam Year: 2019