Question

A metal oxide P reacts with water and forms a metal hydroxide Q. On the other hand, a gas R is obtained
at a anode during the electrolysis of brine . Now, when R is passed over dry Q it gives compound S
which is used for disinfecting drinking water.

Answer 1

Answer:

a metal oxide p reacts with water and forms a metal hydroxide q on the other hand

Explanation:

at aanode during the elctrolysis of brine now when r is passes over dry

Answer 2

Explanation:

Na + H2O => NaOH + H2

P -> Sodium (Na)

Q -> NaOH .. sodium hydroxide

R -> Hydrogen gas

S -> Chlorine