The selection tules only for rotational transitions is

A$)J=+-2$

B$)J=+-l$

C$)v=+-2$

Atomic spectra are due to transitions between different

D$)v=+-1$ Protational

B$)$ vibrational C$)$ electronic

D$)$ vierational and nutational

The rumber of radial nodes for the orbital of the quantum numbers $n^{-3}$ and $7^{-0}$ is equal to and it is ooneerning the orbita

B$)1,3p$

$($c$)0,3$ a

D$)1,25$

The following cotation is cencerning

${\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}{}_1{}_{2}dr=0$

X$)$ onhogenaliny condition

B$)$ commuting aperators

C$)$ Hemiticity condition

D$)$ eigen values energy teviel Whuantum of radiation