The electronic configuration of an atom having atomic number 20 is

The electronic configuration of an atom having atomic number 20 is

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

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