Question

Determine the position of an element having atomic number 18 in the modern
periodic table. Write its electronic configuration.​

Answer 1

Answer:

The element having Atomic number 18 is Argon which is in the 18th group and has an electronic configuration as 2,8,8

Explanation:

Answer 2

the position of an element having atomic number 18 in modern table is Argon..

the electronic configuration

Ar=2,8,8