Question
Silver bromide when kept in sunlight undergoes a change
in color. What is the color formed?Solution
Silver bromide reacts in sunlight to form silver and bromide. This is a specific example of decomposition reaction. AgBr(In the presence of sunlight) → Ag + Br2. The same reaction occurs for the compound AgCl in the presence of sunlight. The above reactions are used in white and black photography. Hence, option B is correct.Â
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