Question

3. Pick out the wrong subshell electronic configurations from those
given below
a) 1s 2s 2p?
b) 1s 2s 2p2
c) 1s 2s 2p 3s
d) 1s 2s 2p 3s 3p 3d 4s
e) 1s 2s 2p 3s 3p 3d 4s?​

Answer 1

Explanation:

there are only 4 subsells with electrons

sibshells electrons

s 2

p 6

d 10

f 14

but i really didn't get what it mean