Question

what is the meaning of ions and valency...?
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Answer 1

Answer:

Valency of ions

Valency of ionsThe valency of an ion is equal to the charge on the ion. If an ion has 1 unit charge,its valency is 1 and is called monovalent ion

Answer 2

Answer:

hiiiii mate

charge is always related to atoms whereas valency is related to elements and is similar to the number of ion (negative or positive) present on the element. valency is the number of electrons which is losing or gaining or sharing to obtain the stable configuration.