What is the valence electron configuration for sodium?

1 Answer
Feb 8, 2014

The electron configuration for sodium is #1s^2 2s^2p^6 3s^1#
This means that sodium has a valence shell of #[Ne] 3s^1#.

The valence level, (highest energy level s and p orbital) is #3s^1#

Sodium has one valence electron.

I hope this was helpful.
SMARTERTEACHER