Question

An element has its electronic configuration as 2,8,8,2
a) what is the atomic number of this element?

b) what is the group of this element?

c) To which period does this element belong?

Answer 1

Hey Guys ,

a) Atomic No. =20
b)2nd group,
c)4th period

Element is Calcium.

Thanks.

Answer 2

a) The atomice no. of this element is 20. It is calcium.
b) Its element's group is 2.
c) It belongs to Period 4.

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