Question
Question: The number of electrons having l = 0 in chlorine atom (Z = 17) is...
The number of electrons having l = 0 in chlorine atom
(Z = 17) is
A
2
B
4
C
6
D
Answer
6
Explanation
Solution
Cl : 1s2, 2s2, 2p6, 3s2, 3p5
Six electrons (1s2, 2s2, 3s2) have l = 0.