Whatis the electronic configuration of Argon ?

Explanation

To determine the electronic configuration of Argon, we will follow these steps:

### Step 1: Identify the Atomic Number
The atomic number of Argon (Ar) is 18. This number indicates the total number of electrons in a neutral atom of Argon.

### Step 2: Understand Orbital Filling Order
According to the Aufbau principle, electrons fill orbitals in the following order:
1. 1s
...