Which of the following gives the correct order of atomic radii of O, F and N?

Which of the following gives the correct order of atomic radii of O, F and N?

Q. Which of the following gives the correct order of atomic radii of O, F and N?

A.            O,F,N

B.            N,F,O

C.            O,N,F

D.            F,O,N

 Answer: F,O,N

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