Question

Down a group in the Modern Periodic Table.

No. of electron shells ....................; No. of valence electrons..............

; Electro negativity................ Character of elements changes from electronegative to electropositive

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Answer 1

Answer:

Down a group in the Modern Periodic Table. No. of electron shells increases by one; No. of valence electrons remains same; Electronegativity decreases Character of elements changes from electronegative to electropositive.