In the third period of the periodic table,the element having smallest size is :

N a

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A r

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C l

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S i

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Solution

The correct option is C $C l$
As we move along a period, size decreases so $C l$ have lowest size among all.

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In the third period of the periodic table,the element having smallest size is :

The correct option is C ClAs we move along a period, size decreases so Cl have lowest size among all.

The correct option is C $C l$
As we move along a period, size decreases so $C l$ have lowest size among all.