Question

What happens when silver chloride is exposed to sunlight? Give one practical application of this reaction. Write the equation also.

Answer 1

When silver chloride is exposed to sunlight, photolytic decomposition reaction takes place i.e the decomposition reaction carried out by sunlight . AgCl is broken down into Ag and Cl.This is a reaction used in black and white photography.

2AgCl ----------> 2Ag   +     Cl
Silver              Silver     Chlorine
Chloride
(White)

Answer 2

Answer:

When silver chloride (white) is exposed to sunlight, it undergoes photochemical decomposition forming grey metal silver and greenish yellow gas chlorine.

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