Question

What is a
atomic number of
element having electronic configu-
tration (2,8, 2)


2
8
12
10​

Answer 1

Answer:

12 is the answer

Hope it helps........

Answer 2

Answer of your questions is 12; and the name of that element is Magnesium (Mg) which is metal.

And it loses electron which has 2 electrons in its valence shell ...