Question
Science Question on How are Electrons Distributed in Different Orbits (Shells)?
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
Answer
2,8,1
Explanation
Solution
The atomic number of Sodium(Na) =11.
The correct electronic configuration of sodium is 2,8,1.
So, The correct option is (d) 2,8,1.