Question

Tell me the correct answer...no spam please. ...I think the answer is a)​

Answer 1

Answer:

yes mate it has violated Aufbau's principle....

hope it helps you mate....

have a bright future ahead....

thanks....

Answer 2

Answer: i think ans is  "c"

Explanation:

becaus it states that electrons are filled into atomic orbitals in the increasing order of orbital energy level.

so first 2s must be fullfilled

• for filling of 2p orbital hunds rule must be followed