Multiple choice

Which of the following elements will have the lowest electronegativity?

  1. Bromine

  2. Chlorine

  3. Fluorine

  4. Iodine

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

The given elements belong to group 17 of the periodic table. As we move from top to bottom in a period in the periodic table, the electronegativity decreases because of increase in atomic size. Hence, from all the given elements, iodine will have the lowest electronegativity.