Question

Azimuthal quantum number $(l)=2,$ then the value of principal quantum number $(n)$ is

• A. 1
• B. 2
• C. 3
• D. 4

Answer 1

Answer: (C)

Azimuthal quantum number $(l)=2$
$\because$ Principal quantum number $(n)=l+1$
$=2+1=3$