Q.

Which halide is used in making sensitive emulsion on photographic film?

A. Sodium chloride
B. Silver bromide
C. Silver iodide
D. Silver chloride
Answer» B. Silver bromide
Explanation: Silver bromide, a soft, pale- yellow, water insoluble salt well known for its unusual sensitivity to light. This property has allowed silver halides to become the basis of modern photographic materials.
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