According to the quantum mechanical model of the hydrogen atom, if the principal quantum number is n, how many different orbital angular momentum quantum numbers are permitted?
A) 2n
B) 4n
C) 3n
D) n
E) n/2

Question

Quizplus · Accepted Answer

The orbital angular momentum quantum number, $l$, can take on any integer value from 0 to $n-1$, where $n$ is the principal quantum number. This means there are $n$ possible values for $l$ for a given $n$.

According to the Quantum Mechanical Model of the Hydrogen Atom