Q15) Identify the major product for following reaction. (A) (B) (C) (D) (E) (F) Br- MeO. Br₂ 5°C MeOH Br Br Br Br OMe OMe Br Br None of the above Q16) Complete sentence below. In order for E2 reaction to proceed to the product, (A) Leaving group and hydrogen on adjacent carbon must be parallel or anti- parallel. (B) Leaving group and hydrogen on adjacent carbon must be vertical. (C) Leaving group and hydrogen on the same carbon must be parallel or anti- parallel. (D) Leaving group and hydrogen on the same carbon must be vertical.

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Aldehydes and Ketones

Aldehydes and ketones are organic compounds that have a carbonyl group, C = O, as their functional group. They both differ in the placement of this carbonyl group in their structures.