Question

The compound which is insoluble in cold, conc. $H_{2}S{O}_4$ is:

• A. n-hexane
• B. $1$-hexene
• C. $2$-hexene
• D. ethyl acetate

Answer 1

The correct option is A n-hexane

Alkane is insoluble in $H_{2}S{O}_4$ while alkenes and alkynes form bisulphate and get dissolved in dilute $H_{2}S{O}_4$.