How does the valency of elements vary a) in going down a group b) in – InterviewSolution

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1.	How does the valency of elements vary a) in going down a group b) in going from left to right in a period of the periodic table.
Answer» Solution :a) Valency remains same in a group. B) Valency FIRST goes on increasing from LEFT to RIGHT in a period till middle of period and then drcreases

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