Q288
The electronic configuration of an atom having atomic number ‘20’ is
A.
2, 8, 10
B.
2, 6, 8, 4
C.
2, 8, 8, 2
AnswerD.
2, 10, 8
Answer: Option C
Solution
Answer: Option C
Solution:
The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2.