SATHEE: D And F Block Elements Question 14

D And F Block Elements Question 14

Question: Photographic films and plates have an essential ingredient of

[CPMT 1980; CBSE PMT 1989]

Options:

A) Silver nitrate

B) Silver bromide

C) Sodium chloride

D) Oleic acid

Show Answer

Answer:

Correct Answer: B

Solution:

$ AgBr $ is most sensitive to light and undergoes photochemical reduction $ 2AgBr\xrightarrow{Light}2Ag+Br_2 $

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D And F Block Elements Question 14

Question: Photographic films and plates have an essential ingredient of

Options:

Answer:

Solution:

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