Question

Can I get answer for this question as soon as possible

Answer 1

No. Of valence electrons remains same

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Size of atom increases gradually down the group

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No of occupied shells would also increase

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Metals have a tendency to loose electrons which increases down the group  

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Answer 2

i)increases as increase in no. of valence electrons.. when we move down the group no. of shells increases

ii)increase down the group

iii)increases

iv)increases due to effective nuclear charge