The IUPAC name of the given structure is

Answer & explanation
Correct answer: option 2
The correct answer is option 2. 3,3-Diethylpentane.
The longest chain has 5 carbon atoms so the parent chain is a pentane.

There are two ethyl groups on the side chain on the 3rd carbon atom

Thus, the IUPAC name of the compound will be 3,3-Diethylpentane.
