MCQ
What is ‘A’ in the following reaction?


- A

- B

- ✓

- D








Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
The correct statement($s$) about $P, Q, R$, and $S$ is(are)
($A$) Both $P$ and $Q$ have asymmetric carbon($s$).
($B$) Both $Q$ and $R$ have asymmetric carbon($s$).
($C$) Both $P$ and $R$ have asymmetric carbon($s$).
($D$) $P$ has asymmetric carbon(s), $S$ does not have any asymmetric carbon.