MDCAT Chemistry MCQ #1775

A physicist uses a magnetic field to test liquid gases. Which diatomic molecule is attracted to the magnet due to its paramagnetic nature?

MDCAT Chemistry MCQ #1775

  1. Question 1

    Q1. A physicist uses a magnetic field to test liquid gases. Which diatomic molecule is attracted to the magnet due to its paramagnetic nature?

    • A) N2
    • B) H2
    • C) F2
    • D) O2

    Answer: O2

    Explanation: Oxygen is paramagnetic due to two unpaired electrons in antibonding pi orbitals; Nitrogen is tempting but all its electrons are paired.