Multiple choice

Which of the following has the highest melting and boiling points?

  1. HF

  2. CH4

  3. N2

  4. MgCl2

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

MgCl2 is an ionic compound and the ions are held together by strong electrostatic forces of attraction. Therefore, MgCl2 has the highest melting and boiling points.