Question

An unsaturated hydrocarbon with three atoms of carbon and six atoms of hydrogen is ______.

Options

• propyne

• propane

• propene

• propanol

Answer 1

An unsaturated hydrocarbon with three atoms of carbon and six atoms of hydrogen is propene.

Explanation:

Alkenes are unsaturated hydrocarbons with a C = C bond and a general formula C_nH_2n, so a three‑carbon alkene has the formula C₃H₆.