Azimuth (azimuthal is related to azimuth) of a
celestial body is the angle between the vertical plane containing it and the
plane of the meridian.
The azimuthal quantum number (l) is the quantum number
that represents the angular momentum of an atomic orbital.
Azimuthal Quantum
Number of 2 is 1. Because...
l = n - 1
l = 2 - 1
l = 1
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