What is observed when a mixture of hydrogen and chlorine is exposed to sunlight? What is the product formed?

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Solution

Dear student ,

A mixture of hydrogen and chlorine remain unreacted in the dark but in the presence of sunlight chlorine and hydrogen reacts explosively to form hydrogen chloride. This is a photochemical reaction.

Cl₂(g) + H₂(g) -----> 2HCl (g)

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