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Q.

What is the correct order of atomic radius from the following series?

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a

O < F < N

b

N < F < O

c

O < N < F

d

F < O < N

answer is D.

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Detailed Solution

The radius of an atom reduces as we walk through a period from left to right because the number of protons rises while the valence shell stays the same. F, O, and N are the radii in increasing order.

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