Name the salts that are used in black and white photography. Give reactions when they are exposed to light.
Name the salts that are used in black and white photography. Give reactions when they are exposed to light. Define the type of chemical reaction taking place.
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Silver chloride (Agcl) and Silver bromide (AgBr)
2AgCl+ Sunlight → 2Ag+Cl2
2AgBr +Sunlight → 2Ag+Br2
Those reactions in which energy is absorbed (in form of heat, light or electricity) to break down the reactants is called decomposition reaction.
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