Question

what is the valence electron with example

Answer 1

Hey friend, ☺️ here is your answer ____________________________

Valence electrons are those electrons which are present in the last shell or orbit of an atom.

For eg :- He ( Helium)
Electronic configuration of helium = 2, 1

So the valence electron is 1 as it is present in the last shell.

Hope this helps you..