Question

If the electronic configuration of an atom X is 2, 8, 1. Calculate the total number of electrons and write the name of an atom.

Answer 1

total no. of electrons are 11 and the atom is Na sodium

Answer 2

Hye!!

Here is ur answer :-

The electronic configuration of an atom X is 2,8,1 then the total numbers of electrons = 2+8+1= 11.

The name of the atom having atomic number 11 is sodium.

Hope it helps u!!