Question

what is the difference between stable electronic configuration and unstable electronic configuration?

Answer 1

When there are 8 electrons in the last shell of an atom of an element it is said to have stable electronic configuration whereas if it has less than 8 it is said to have unstable electronic configuration.

Answer 2

Answer:

Explanation:

When there are 8 electrons in the last shell of an atom of an element it is said to have stable electronic configuration whereas if it has less than 8 it is said to have unstable electronic configuration.