question_answer

\[Os{{O}_{4}}\] is highly toxic volatile substance. It is 518 times more soluble in \[CC{{l}_{4}}\] than in water. Product obtained on reaction of cyclopentene with osmium tetraoxide is

A)  cis, pentan-1, 2-diol

B)  trans pentan-1, 3-diol                                 

C)  trans pentan-1, 2-diol

D)  cis pentan-1, 3-diol

Correct Answer: A

Solution :

Osmium tetraoxide causes cis hydroxylation via formation of cyclic oxmate ester.