Question

83. A crystalline solid X reacts with dil HCI
to liberate a gas Y. Y decolourises
acidified KMnO4. When a gas 'Z' is
slowly passed into an aqueous solution
of Y, colloidal sulphur is obtained X and
Z could be, respectively
A) Na S, SO
B) Na SO4, Hes
C) Na.,80g, H, S
D) Na 504, SO2​

Answer 1

Explanation:

You kutta Palmadevi named person you ****