Under ultramicroscope, colloid particles appear as:

Related MCQs

• The continuous collisions between the colloidal particles and molecules of dispersion medium produce zigzag movement of colloidal particles which is known as
• The criterion to call a system ‘colloid’ is
• Which of the following DO NOT form colloid spontaneously?
• Dispersion of acacia in water gives the colloid of type:
• Addition of alcohol to a hydrophilic colloid leads to:
• The critical value of zeta potential (in milli volts) for a stable colloid (except gold sol) is:
• In the determination of the gold number of a protective colloid, the endpoint is indicated by:
• …..is directly proportional to the molecular weight of lyophilic colloid.
• The movement of colloidal particles through a liquid under the influence of electric field is called
• The potential difference develop when particles settle under the influence of gravity is called