Question

Question: Which of the following is (are) possible Newman projections for 2-methylpentane?

Short answer

Answer

The possible Newman projections for 2-methylpentane are A and B.

Step-by-step solution

Newman projection

A Newman projection involves the representation of alkane with the help of dots and circles. Two carbon atoms are required in this projection.

Explanation for possible Newman projections

The given compound is 2-methylpentane. The possible Newman projections for 2-methylpentane are mentioned below:

Staggered conformation

Explanation for wrong projection

Compound C is the conformation of 3-methylpentane, as shown below:

Compound C

Thus, the possible Newman projections for 2-methylpentane are A and B.