Question

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 Xz 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:

i. M is Ag and x is Cl2

Explanation:

ii. 2 AgCl –––– 2Ag +Cl2

reaction is called 'Decomposition'.