MCQ
Which of the following is erythro form and optically active ?
- ✓

- B

- C

- D







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is an example of a/an ................ step in a radical chain reaction.
$A\, \rightleftharpoons \,B$ ${K_C} = 2$
$B\, \rightleftharpoons \,C$ ${K_C} = 3$
$C\, \rightleftharpoons \,D+E$ ${K_C} = 5$
$K_C$ for the reaction $A\, \rightleftharpoons \,D+E$ is
