Question

But-2-ene treated with kmno4/KOH,dilute H2SO4​

Answer 1

Answer:

Oxidation of alkenes with hot concentrated acidified potassium manganate(VII) solution. The diols, such as ethane-1,2-diol, which are the products of the reaction with cold dilute potassium manganate(VII), are themselves quite easily oxidized by manganate(VII) ions.

Answer 2

Explanation:

when but 2 ene treated with kmno4 / koh ,dil.h2so4 then ethaonic acid is obtain