Question

Which of the following is the correct order of the atomic radii of the elements Boron, Oxygen, Fluorine and Nitrogen? a)B < N < O < F
b)F < O < N < B
c)B < O < N < F
d)F < O < B < N

Answer 1

Answer:

b) F<O<N<B

Explanation:

As we go from left to right in a period of periodic table the atomic size and radii decreases.