Question

what are valency??


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Answer 1

the valence or valency of an element is a measure of its combining capacity with other atoms when it forms chemical compounds or molecules

Answer 2

simple definition :Ability of an element to combine with other elements

other definition :Valency is the combining power of an element. Elements in the same group of the periodic table have the same valency. The valency of an element is related to how many electrons are in the outer shell.

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