MDCAT Chemistry MCQ #755

The quantum number that describes the orientation of an orbital in space is

MDCAT Chemistry MCQ #755

  1. Question 1

    Q1. The quantum number that describes the orientation of an orbital in space is

    • A) Principal
    • B) Azimuthal
    • C) Magnetic
    • D) Spin

    Answer: Magnetic

    Explanation: Magnetic quantum number (m_l) determines the orientation of an orbital; spin quantum number determines electron spin.