Q. The compound having only primary hydrogen atoms is

3157 179 AIIMSAIIMS 2004Hydrocarbons Report Error

A

isobutene

35%

B

2,3 - dimethylbutene - 1

15%

C

cyclohexane

24%

D

propyne

26%

Solution:

Given compounds are represented as follows

$11 p - H$ atoms, $1 t - H$ atom

$Propane H_{3} p C - C H_{2} s - C p H_{2}$ $6 p - H$ atoms and $2 - s - H$ atoms