what is the degeneracy of :
1st excited state of CL=X
2nd excited state of Cl=y
1st excited state of H=z
Find the value of y+z-x=t
t is the degeneracy of :
A. 2nd excited state of `H^(-)`
B. 1st excited state of Li
C. 1st excited state of `Li^(+)`
D. 2nd excited state of He