How do the number of valence electrons play a role in an element being a metal or non metal?
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Number of valence electrons play an important roll in the electropositive and electronegative nature of metals and non-metals respectively.
Number of valence electrons of outermost shell of elements determines the valency as well as the group number in the modern predoic table of elements.
Number of valence electrons of outermost shell of elements determines the valency as well as the group number in the modern predoic table of elements.
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