Question

6. Which of the following is the correct electronic configuration of sodium?
a. 2,8, 1
b. 8, 2,1
c. 2, 1,8
d. 2,8, 2.​

Answer 1

Explanation:

a. 2,8, 1

............

Answer 2

Explanation:

Atomic no. of sodium is - 11

electronic configuration of sodium is 2,8,1

a) is the correct option.