Q. Which of the following is/are the characteristics of colloid?
- A colloid is a heterogeneous mixture.
- Colloids are big enough to scatter a beam of light.
- The particles of a colloid can be seen by the naked eye.
Select the correct answer from the codes given below:
Answer:
Only 1 and 2
Notes: A colloid is a heterogeneous mixture. The size of particles of a colloid is too small to be individually seen by naked eyes. Colloids are big enough to scatter a beam of light passing through it and make its path visible. They do not settle down when left undisturbed, that is, a colloid is quite stable.