a light sensitive compound 'x' of silver is used in black and white photography on exposure to sunlight its colour changes to grey. (a) identify 'x'. (b) write a chemical equation to express the above change

Asked by  | 12th Aug, 2012, 10:30: AM

Expert Answer:

a. X is silver bromide.

b. 2AgBr(s) ---(sunlight)----> 2Ag(s) + Br2(g)

c. Its photolytic decomposition reaction.

Answered by  | 13th Aug, 2012, 09:14: AM

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