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On heating blue coloured powder of coppe...

On heating blue coloured powder of copper (II) nitrate in a boiling tube, copper oxide (Black), oxygen gas and a brown gas X is formed
(a) Write a balanced chemical equation of the reaction.
(b) Identify the brown gas X evolved.
(c) Identify the type of reaction.
(d) What could be the pH range of aqueous solution of the gas X ?

Text Solution

Verified by Experts

`NO_2` is oxide of non metal .On dissolving in water it will produce an acidic solution, so the pH of solution will be less than 7.
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