Question

what would be the expected trend in the variation of nonmetallic character of elements down a group​

Answer 1

Answer: Non metals are the elements which can gain electron which gets increased on moving across a period , because its nuclear charge gets increased and atomic size decreased. On moving down the group non metallic character start decreasing due to increase in atomic size.

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Answer 2

Answer:

non metals are the elemments which can gain electron which gets increased on moving across a period , because it's nuclear charge gets decrease. on moving down the group non metallic character start decreasing due to increase in atomic size