The reduction of 4-octyne with ${{\rm{H}}_2}$ in the presence of ${\rm{Pd}}/{\rm{CaC}}{{\rm{O}}_3}$ quinoline gives

A mixture of cis-and trans-4-octene

A completely reduced product ${{\rm{C}}_8}{{\rm{H}}_{18}}$

NEET UG CHEMISTRY MCQ: HYDROCARBONS

1 Hard

1 of 1

Understanding +4 | -1

The reduction of 4-octyne with

{\mathrm{H}_2}

in the presence of

\mathrm{Pd}/\mathrm{CaC}{\mathrm{O}_3}

quinoline gives

View answer and explanation

Correct option: B

cis-4-octene

Option B (cis-4-octene) is correct because Lindlar's catalyst (

Pd/CaCO_3

quinoline) is used for the partial hydrogenation of alkynes to cis-alkenes.