Easy MCQ +4 / -1 PYQ · JEE Mains 2022

Which of the following is a correct statement?

  1. A Brownian motion destabilises sols.
  2. B Any amount of dispersed phase can added to emulsion without destablising it.
  3. C Mixing two oppositely charged sols in equal amount neutralises charges and stabilises colloids.
  4. D Presence of equal and similar charges on colloidal particles provides stability to the colloidal solution. Correct answer

Solution

As equal & similar charge particle will repel each other, hence will never precipitate.

About this question

Subject: Chemistry · Chapter: Surface Chemistry · Topic: Adsorption

This question is part of PrepWiser's free JEE Main question bank. 64 more solved questions on Surface Chemistry are available — start with the harder ones if your accuracy is >70%.

More Surface Chemistry questions

Drill 25 more like these. Every day. Free.

PrepWiser turns these solved questions into a daily practice loop. Chapter-wise drills, full mocks, AI doubt chat. No auto-renew.

Start free →