Q. The electronic configuration of an atom having atomic number 20 is
A. 2, 8, 8, 2
B. 2, 8, 10
C. 2, 6, 8, 4
D. 2, 4, 8, 6
Answer: 2, 8, 8, 2
We will be happy to hear your thoughts
A. 2, 8, 8, 2
B. 2, 8, 10
C. 2, 6, 8, 4
D. 2, 4, 8, 6
Answer: 2, 8, 8, 2