Question

Which one of the following is not possible
a) 2s
b) 3p c) 2d
2.
d) 47
T​

Answer 1

Answer:

The first shell has only one sub-shell, i.e., 1s, which has only one orbital, i.e., 1s orbital. Therefore, 1p orbital is not possible. (ii) The second sub-shell has two subshells, i.e., 2s and 2p. Therefore, 2s orbitals are possible.