Which of the following elements has the least atomic radii?

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Solution

The correct option is D
Si

All of the stated elements belong to the third period of the modern periodic table. Among the given options, silicon lies to the rightmost side.

Thus, it is the smallest in size since atomic radius decreases from left to right in a period.

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Which of the following elements has the least atomic radii?

The correct option is D Si All of the stated elements belong to the third period of the modern periodic table. Among the given options, silicon lies to the rightmost side. Thus, it is the smallest in size since atomic radius decreases from left to right in a period.

The correct option is D
Si

All of the stated elements belong to the third period of the modern periodic table. Among the given options, silicon lies to the rightmost side.

Thus, it is the smallest in size since atomic radius decreases from left to right in a period.