Question

a metal carbonate X on reacting with an acid gives a gas which when passed through a solution Y gives the carbonate back. in the other hand, a gas G that is obtained at anode during electrolysis of brine is passed on dry Y, it gives a compound Z, used for disinfecting drinking water . identify X,Y,G and Z

Answer 1

Answer:

X is CaCO3

Y is CaOH soln

G is Cl2

Z is CaCl2

Answer 2

Answer:

X - (CaCO3) calcium carbonate

Y- Ca(OH)2. Calcium hydroxide

Z - CaOCl2 bleaching powder

G - Cl2 chlorine gas.

For Explanation see attachment