Na,mg and al are the elements having one,two and three valence electrons rerpectively.which of these elements 1.has the largest atomic radius 2.is least reactive?justify your anrwer stating reason for each.
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Aluminum is the answer
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1.all have same
2 aluminium because it has to loose three electrons whereas other have one or two.they can easily give.further as it is a metalloid it shows the characteristics of non-metal more than metal.
2 aluminium because it has to loose three electrons whereas other have one or two.they can easily give.further as it is a metalloid it shows the characteristics of non-metal more than metal.
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