Easy INTEGER +4 / -1 PYQ · JEE Mains 2023

The number of colloidal systems from the following, which will have 'liquid' as the dispersion medium, is ___________.

Gem stones, paints, smoke, cheese, milk, hair cream, insecticide sprays, froth, soap lather

Answer (integer) 5

Solution

Paints, milk, froth, soap lather and hair cream have liquid as dispersion medium.

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%.

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 →