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Solution


Q.

Which among the following statement(s) is (are) true Exposure of silver chloride to sunlight for a long duration turns grey due to:

 

(i) The formation of silver by decomposition of silver chloride.
(ii) Sublimation of silver chloride.
(iii) Decomposition of chlorine gas from silver chloride.
(iv) Oxidation of silver chloride.
1 (i) only  
2 (i) and (iii)  
3 (ii) and (iii)  
4 (iv) only  

Ans.

(1)

Exposure of silver chloride to sunlight for a long duration turns silver chloride grey due to the photolysis reaction in which the decomposition of silver chloride takes place in the presence of sunlight, leading to the formation of silver.