Science, asked by sameanaaz, 10 months ago

which one have bigger atomic size 12Mg or 20Ca?​

Answers

Answered by kuralanbuvanathi
1

Answer:

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Explanation:

Calcium (20) have bigger atomic size than Magnesium (12)

because, both are present in 2nd group i.e., Alkaline Earth metals

possess ns² orbital,

and in group 2 atomic size increases, That is Be, Mg, Ca, Sr, Ba, Ra

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