Question

define valency. (please)​

Answer 1

Valency is the Combining Power of an Element it is Usually Measured by Number of Hydrogen Atomsin it...

Answer 2

Answer:

In chemistry, the valence or valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules.

The valency of an element is the number of hydrogen atoms that can combine with or replace (either directly or indirectly) one atom of the element. ... For example, oxygen has six valence electrons, but its valency is 2. Some elements may have more than one combining power (or valency), while others have just one

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