256 views
does 4s come before 3d
by

1 Answer

0 votes

Yes, 4s comes before 3d according to the order of filling orbitals and the reason is that the 3d orbital is higher in energy than 4s, so electrons fill up in 4s before filling up in 3d.

energies.GIF

by (11.3k points)

No related questions found

Free Online Question and Answer Website

Are you curious? Get answers to your questions online. Share and spread your know-how through the best question and answer English Website. Join the free question-answer site today. Ask thought-provoking questions and get the answers from the experts. Select and choose topics of your choice. Create or join your own community.

Ask your question with your name or go anonymous. Become street smarter and join hands with likeable people.
Ask us any question and get instant help. You can learn and know anything about this platform.

The best answers will get a vote-up. Don't wait and sign up now? Explore a wide range of different questions and answers. Active users and regular readers will get benefited and also help us grow.

For any little concern, we are here. Get a quick fix answer for all your questions. We are happy to share. Asklent is a platform for helping each other.