Question

define electron and valency and valenc electron ​

Answer 1

Valency is the number of electrons required to be accepted/lose/shared by the atom of an element in order to complete its outer shell octet. On the other hand valence electrons is the number of electrons present in the outermost shell of the atom of an element. 2.

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Answer 2

Answer:

Negative charged particles in an atom is called electron .

the capacity of loss gain and share of the electron from it's outermost shell is called valency .

The electron present in outermost shell called valence electrons