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) Identity the brown gas X evolved.
(c) Identify the type of reaction.
(d) What could be the pH range of the aqueous solution of the gas X?
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1
Answer:
I don't know bye bye ok see you
Answered by
4
Answer:
(ii) The brown gas X is nitrogen dioxide, NO2. (1/2)
(iii) Thermal decomposition. (1/2)
(iv) pH< 7
Reason : NO2 dissolves in water to form acidic solution (pH range below 7).
(i) answer in image
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