Question

How does atomic size ,metallic property, non metallic property, positivity ,negativity vary across periods down the group

Answer 1

• Atomic size decreases accross a period
and increases down the group

• Mettalic property decreases accross a period
and increases down the group

• non metallic property increases accross a period
and decreases down the group

• positivity decreases accross a period
and increases down the group

• negativity imcreases accross a period
and decreases down the group
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Hope it helps !!!