See image — IUPAC and Nomenclature Chemistry Question

💡 Solution & Explanation

Correct option: \(\text{B}\). The correct choice is \(\text{B}\), One. Classify each carbon by the number of carbon atoms directly attached to it: primary has one, secondary has two, and tertiary has three. The structure/name in the correct option gives the required count. Recovered question text: 8. How many secondary carbon atoms does methyl cyclopropane have ? (A) Nine (B) One (C) Two (D) Three