Multiple choice

Which among following is a hydrophobic sol?

  1. Gum

  2. Gelatin

  3. Starch

  4. Metal sulfides

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

Sols of metals, e.g. gold sol, platinum sol, etc. and the sols of insoluble substances such as metal sulfides and oxides are some examples of lyophobic sols.