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Y' is obtained by the decomposition of a...

Y' is obtained by the decomposition of a substance 'X'. Oxygen present in 'X' is univalent. 'Y' reacts with a neutral oxide and evolves 'Z' which is composed of reddish brown fumes which turns moist blue litmus red. Identify 'X', 'Y' and 'Z'.

A

`H_2O_2, H_2` and `CO_2`

B

`H_2O_2, O_2` and `NO_2`

C

`KClO_3, Cl_2` and `O_2`

D

`HgO, O_2` and NO

Text Solution

Verified by Experts

The correct Answer is:
B

`O_2` (Y) is neutral towards litmus while `NO_2` is acidic, and hence, turns moist blue to red.
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