Chemistry, asked by rakeshxaxa, 19 days ago

3. Correlate the valency with the group number in the periodic table.

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Answered by janesh12379

Answer:

Following this rule: Elements in group 1 have one valence electron; elements in group 2 have two valence electrons; elements in group 13 have three valence electrons; elements in group 14 have four valence electrons; and so forth up to group 18. elements in group 18 have eight valence

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