Question

what is the defination ofvalency and elements
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Answer 1

Answer:

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Explanation:

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

Answer 2

Answer:

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.

An element is a substance that is made entirely from one type of atom.

Explanation: