Which of the following reactions represents the change that occurs when a photographic film is exposed to sunlight?

By: |Published on: May 13|Categories: Chemistry WAEC| 0 comments

A. Ag → Ag+ + e-
B. Ag+ + e- → Ag
C. 2Ag + Br2 → AgBr
D. Ag+ + Br- → AgBr

Correct Answer: Option B

B. Ag+ + e- → Ag

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