Question

What happens when silver chloride is exposed to sunlight? Write a chemical equation for this reaction. Also give one use of such a reaction.

September 7, 2024

Answer

When silver chloride is exposed to light, it decomposes to form silver metal and chlorine gas.

2𝐴𝑔𝐶𝑙(𝑠) $\overset{sunlight}{\rightarrow}$ 2𝑔(𝑠) + 𝐶𝑙₂(𝑔)

This reaction is used in black and white photography.

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