Which one of the following is a correct
Question.
Which one of the following is a correct electronic configuration of sodium?
(a) 2,8
(b) $8,2,1$
(c) $2,1,8$
(d) $2,8,1$
Which one of the following is a correct electronic configuration of sodium?
(a) 2,8
(b) $8,2,1$
(c) $2,1,8$
(d) $2,8,1$
Solution:
(d)
(d)