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Variation of Atomic Size

Which one of ...

Question

Which one of these group 14 elements has the largest atomic radius?

A

C

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B

Si

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C

Ge

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D

Sn

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Solution

The correct option is D
Sn

Atomic radius increases down the group with an increase in the number of shells. So, among the given choices, tin (Sn) has the largest atomic radius.

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