Question

define valency .name three elements​

Answer 1

Answer:

The combining power of an element ,espacially as measured by the number of hydrogen atoms it can displace or combine with .......

examples;iron ,tin ,copper......

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Answer 2

Explanation:

The combining capacity of an atom is known as its valency. The number of bonds that an atom can form as part of a compound is expressed by the valency of the element.

e.g: oxygen, silicon, and aluminum.