Select the correct statement(s) regarding `3p_y` orbital

Options

A. Total no. of nodes are 2
B. Number of maximuma in the curve `4pi r^2 R^2 ` vs r are two
C. Quantum no. n, l and m for orbital may be 3,1,-1 respectively
D. The magnetic quantum number may have a positive value

Answer

A, B, C, D

Explanation

number of radial nodes = n - l -1
number of maximas = n-l