MDCAT Chemistry MCQ #3932

During a laboratory experiment, a student synthesizes an alkane with a molecular mass of 72 amu. How many structural isomers can this alkane form?

MDCAT Chemistry MCQ #3932

  1. Question 1

    Q1. During a laboratory experiment, a student synthesizes an alkane with a molecular mass of 72 amu. How many structural isomers can this alkane form?

    • A) 1
    • B) 2
    • C) 3
    • D) 5

    Answer: 3

    Explanation: Pentane (C5H12) has mass 72 and forms three isomers; 2 is wrong as it ignores the branched neopentane structure.