Question

A colloidal sol can be prepared by:

• A. breaking the bulky substance into fine particles of colloidal dimensions
• B. increasing the size of molecular particles to form larger aggregates.
• C. mixing a substance directly with a dispersion medium
• D. all of the above

Answer 1

The correct option is D all of the above

A colloidal sol can be prepared by :

1) Mixing directly a substance with a dispersion medium.

2)By formation of aggregates by increasing size of molecular particles.

3)Breaking the bulky substance into fine particles of colloidal dimensions