Question

How do you write the noble-gas electron configuration for argon?

Answer 1

(Ne)3s^2 3P^6

Answer 2

see below

Explanation:

The first shell will have 2 electrons, 2nd shell will have 8 electrons and the third shell will have 8 electrons.
The outer shell is full of electrons, that is why nit is a noble gas.
Good Luck :)