Question

which rule is violated in the electronic configuration 1s⁰2s²2p⁶ ? how ? explain​

Answer 1

Explanation:

Aufbau Principle is violated as the orbital having lower energy must be filled first. So 1s could not be vacant in 1s

0

2s

2

2p

4

.

An electron having the lowest value of (n+l) will be filled first.