Question

HALLO!!!!!!!! what is the define of valency and valence electron. with exmple.​

Answer 1

VALENCY of a ELEMENT!

Valency of an Element is it's combining power with other element's atoms!

Mostly Valency of an element is define from Its Orbit Shell!

Thanks To @Laughterqueen!☺

Answer 2

Define valency and valence electron.

Ans.Valency : The no.of electrons an element can donate or gain or share in order to complete its outermost shell is called as valency.

Valence electrons: Total no.of electrons in outermost shell is called as valence electrons.