Which one of the following statements is false?
a. If an electron quantum number n=2, it may be a p sublevel.
b. If an electron has ℓ=1, it must be in a p sublevel.
c. Two electrons in the same atom may have quantum numbers, n , l , mℓ , ms of 2,1,-1,½, and 2,-1,- 1,½.
d. Two electrons in the same atom may not have quantum numbers of 2,1,-1,-½ and 2,1,-1,-½.
e. If an electron has n=1, it must be in an s orbital