Which of the following reagents is best suited to convert cyclohexene into *cis*-1,2-cyclohexanediol — Hydrocarbons Chemistry Question

💡 Solution & Explanation

Baeyer's reagent (cold, dilute, alk. $KMnO_4$) and Osmium tetroxide ($OsO_4$) both form cyclic intermediates with the double bond, delivering two oxygen atoms simultaneously from the same face to yield syn-diols.