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'.

Options

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

Answer

B

Explanation

`H_2O_2, O_2` and `NO_2`