Which quantum number determines the orientation of an orbital in space?

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Question: Which quantum number determines the orientation of an orbital in space?

Options:

Correct Answer: m_l

Solution:

The magnetic quantum number (m_l) determines the orientation of an orbital in space.

Which quantum number determines the orientation of an orbital in space?

Which quantum number determines the orientation of an orbital in space?

Step 1: Understand that orbitals are regions in space where electrons are likely to be found.
Step 2: Know that quantum numbers are used to describe the properties of these orbitals.
Step 3: Identify the different types of quantum numbers: principal, azimuthal, magnetic, and spin.
Step 4: Focus on the magnetic quantum number, which is represented as m_l.
Step 5: Learn that the magnetic quantum number (m_l) specifically indicates the orientation of an orbital in three-dimensional space.
Step 6: Conclude that the answer to the question is the magnetic quantum number (m_l).

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