The numbers of radial nodes of `3s and 2p` orbitals are respectively:

Options

A. 2,0
B. 0,2
C. 1,2
D. 2,1

Answer

A

Explanation

Number of radial nodes = (n - l-1)
For 3s, n = l = 0 (Number of radial node = 2)
For 2p, n = 2 , l =1 (number of radial node = 0) .