Multiple choice If the colloidal particles are made of aggregates of atom, it is called multimolecular colloids Lyphobic colloids Lyophilic colloids Associated colloids None of these Reveal answer Fill a bubble to check yourself A Correct answer Explanation This option is correct. When the colloidal particles are made of aggregates of atom or molecules with molecular size less than 10-7 cm, they are known as multimolecular colloids.