Multiple choice

Arrange the following set of atoms in order of increasing atomic radius:

F, Br, Cl, I

  1. I, F, Br, Cl

  2. F, Cl, Br, I

  3. F, I, Br, Cl

  4. Cl, Br, I, F

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The increasing order of atomic radii among the given halogens is F, Cl, Br, I because as we move down a group, the size of atom increases.