Question

Wave function of electrons I natoms arae called atomic orbitals Atoms orbital s are labelled as three quantum number n,l,m.
Select invalid set of quantum number for any electrons in ground state electromns configuration of potassium :
A. `n=4,l=0,m=0,s=+(1)/(2)`
B. `n=3,l=1,m=0,s=+(1)/(2)`
C. `n=3,l=2,m=0,s=+(1)/(2)`
D. `n=2,l=1,m=-1,s=-(1)/(2)`

Answer 1

Correct Answer - c
`K to 1s^(2)2s^(2)2p^(6)3s^(2) 3p^(6) 4s^(1)`
3d is vacant.