Question

What is a mixture of sulphur and carbon disulfide called?

Answer 1

Colloids

• “Colloids are heterogeneous mixtures in which the particle size is too small to be seen with the naked eye, but is big enough to scatter light.”
• The particles of colloids do not settle down at the bottom, instead remain suspended in the mixture.

Tyndall effect

• The process by which the colloidal particles scatter light is known as the Tyndall effect.

Example

The mixture of sulfur and carbon disulfide is an example of a heterogeneous colloid, which shows the Tyndall effect.