Question

What is the electronic arrangement for an atom with FOUR electrons?

Answer 1

2,2.

the element is berylium

Answer 2

atom with four electrons is element namely..beryllium..

according to Bohr's and Bury's arrangement rules , electronic configuration is:

name of energy level------- K     L

no. of electrons          -------2      2

this is electronic arrangement for atom with FOUR electrons...