12. ALDEHYDES, KETONES AND CARBOXYLIC ACIDS
1. Choose the most correct option.
i. In the following resonating structures A and B, the number of unshared electrons in valence shell present on oxygen respectively are
a. 2, 4 b. 2, 6
c. 4, 6 d. 6, 4
Answer:- 4, 6
12. ALDEHYDES, KETONES AND CARBOXYLIC ACIDS page 280
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