Question

A certain orbital has $n=4$ and $m_L=-3.$ The number of radial nodes in this orbital is (Round off to the Nearest Integer)

Answer 1

The orbital having $n=4$ and $m_L=-3.$ is $4f$ with l = 3
The number of radial nodes is an orbital is given by
Number of radial nodes :
$n-l-1=4-3-1=0$