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Acetaldehyde becomes acetic acid with Tollens' reagent. How does the carbonyl carbon change?
A+3 to +1
B+1 to +3
C0 to +2
D-1 to +1
Answer & Solution
Correct answer: B. +1 to +3
The carbonyl carbon loses two electrons, rising from +1 to +3, while two Ag+ ions are reduced.
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