Question

During purification of colloidal sol by
ultracentrifugation which of the following is
observed?
(1) Colloidal particles are settled at the bottom of
ultracentrifuge tube
(2) Impurities are settled at the bottom of the
ultracentrifuge tube
(3) Impurities are removed through ultrafilters
(4) Its rate can be increased by applying pressure

Answer 1

Answer:

1) colloidal partcles are settled down at the bottom of ultracentrifuge tube.

Explanation:

because , on the rotation of the high speeds, the colloidal partcles being more dense and settles down at the tube .