Question

Which of the following reactions is an example of photochemical decomposition?

A)CaO + H2O-----> Ca(OH)2
B) 2AgCl ---------> 2Ag + Cl2 C)C+O2----------->CO2​

Answer 1

Answer:

option A

Hope it is right

(◕ᴗ◕✿)

Answer 2

Answer:

Thermal decomposition reaction: Calcium carbonate decomposes to form calcium oxide and carbon dioxide. Photochemical decomposition reaction: When silver chloride is kept in sunlight, it decomposes to form silver and chlorine

means (B) is correct answer