Question

A sample of white coloured substance is placed in sunlight for sometime it turns grey after sometime
(a) what type of reaction takes place during exposure of substance to sunlight
(b) write possible name and formula of white substance ​

Answer 1

Answer:

a) Decomposition

b) Silver Chloride (AgCl2)

Explanation:

a) Silver Chloride decomposes in sunlight.

b) Silver Chloride is used in black and white photography u know.