Question

Which of the following alcohol contains −OH group attached to a sp² hybridised carbon atom?

Options

• Eth-1-en-1-ol

• 2-Phenylpropan-2-ol

• Prop-2-en-1-ol

• 2-Methylpropanol

Answer 1

Eth-1-en-1-ol

Explanation:

The −OH group is connected to a sp² hybridised carbon atom in vinylic alcohols.

eg. \[\ce{\underset{Etb-1-en-1-ol}{CH2 = CH - OH}}\]