Q28 / 89 · KVPY 2017 (5 Nov SB/SX) · Chemistry
In the following reactions


$\mathrm{X}$ and $\mathrm{Y}$ are


$\mathrm{X}$ and $\mathrm{Y}$ are
- Correct answerA

- B

- C

- D

Hence, the correct answer is option: 'A'.