Question

10. HOTS A metal salt MX when exposed to light,
split up to form metal M and a gas X2.
Metal M is used in making ornaments
whereas gas X is used in making
bleaching powder. The salt MX is itself
used in black and white photography.
(i) Identify metal M and gas X2
(ii) Mention the type of chemical reaction
involved when salt MX is exposed to
light.​

Answer 1

Answer:

2AgCl____2Ag+Cl2

metal is silver and Cl2 is gas evolved.and it is used in the preparation of bleaching powder .silver chloride is the salt.and photo chemical reaction (photolysis ) will takes place when AgCl exposed to sunlight.