Question

The zig-zag movement of colloidal particles known as:​

Answer 1

Colloidal particles in a sol are continuously bombarded by the molecules of the dispersion medium on all sides. ... As a result, the sol particles show random or zig-zag movements. This random or zig-zag motion of the colloidal particles in a sol is called Brownian motion or Brownian movement.

Answer 2

Answer:

the zig Zag movement of colloidal particles are known as Brownian motion or Brownian movement