Question

define valence electron​

Answer 1

Answer:

the no of electrons present in the outermost shell Is known as valence electrons..

may this will help u...

Answer 2

Answer:

valence electron- it is defined as the number of electrons present in the outermost orbit or shell of an atom.

let's take a look on example--

For the oxygen atom, you can see that the outermost shell has 6 electrons, so oxygen has 6 valence electrons.......

I hope it's helpful for you