Question

For azimuthal quantum number $l=3,m$ can have

• A. only one value
• B. 3 values
• C. 5 values
• D. 7 values

Answer 1

Answer: (D)

There are $(2l+1)$ values of $m$ for the each value of $l$.
$\because l=3$
$\therefore$ Total values of $m=(2\times 3+1)=7$