Question

What is Valency and valence electrons ?

Answer 1

Valency is the number of electrons an atom needs to gain or lose in order to have a full outermost energy level valence electrons are electrons in the outermost shell. Velency is the no. of valence electrons an atom uses to form a chemical bond.
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Answer 2

The capacity of an atom of an element to form chemical bonds is called Its valency.

The electrons present in outermost shell of an atom r known as valence electrons .


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