Question Detail

CHM 102 Practice Questions Objective Question

Question

Which of the following compounds have planar molecules?
Options
A ethyl alcohol
B formaldehyde
C B and D
Correct Answer
D 1,3-butadiene
Correct Answer

Option C is the correct answer.

Detailed Explanation

Formaldehyde (sp2 carbonyl carbon) is planar. 1,3-butadiene has all sp2 carbons and is planar. Ethyl alcohol and diethyl ether have sp3 hybridized carbons and are not planar.

Hint

Consider the hybridization of all atoms in the molecule.

Question Info