Which of the following is the correct order of the atomic radii of the elements oxygen, fluorine and nitrogen?

Which of the following is the correct order of the atomic radii of the elements oxygen, fluorine and nitrogen?

Q. Which of the following is the correct order of the atomic radii of the elements oxygen, fluorine and nitrogen?

A.            O < F < N

B.            N < F < O

C.            O < N < F

D.            F < O < N

Answer: F < O < N

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