Science, asked by arjunsingh134, 1 year ago

an element has 2 electrons in its n shell what is its atomic number

Answers

Answered by sherl
1
in the given question it is said that an element has 2 electrons in its N shell the electronic configuration can be 2,8,8,2 when we add them we understand that the sum of them is 20. an element having atomic number 20 is calcium
Answered by monika104
0
calcium is the element in which there are two electrons in N shell
It's atomic no. is 20
I hope it will help you.
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