Related Questions
Which of the following has least flocculating value for positive sol
Which is not a property of hydrophilic sols?
High concentrations of dispersed phase can be easily attained
Coagulation is reversible
Viscosity and surface tension are about the same as of dispersion medium
The charge of the particle depends on the pH values of the dispersion medium; it may be positive, negative
Clouds, mist, fog and aerosols are colloidal solutions of :
Solid in a gas
Gas in a solid
Liquid in a gas
Gas in a liquid
Isoelectric point refers to the ion concentration at which the colloidal particles :
Coagulate
Become electrically neutral
Can move to either electrode when subjected to an electric field
Reverse their electrical charge
Colloidal gold is given by injection to act as
A diagnostic agent
A cartilage repair stimulant
An anti-inflammatory agent
A bone growth stimulant
A colloidal solution of starch in water is an example of:
Associated colloid
Multimolecular colloid
Macromolecular colloid
Lyophobic colloid
The potential difference between the fixed charged layer and the diffused layer having opposite charge is called
Zeta potential
Colloidal potential
Dom potential
Streaming potential
The Colloidal system consisting of a liquid adsorbate in a solid adsorbent is termed as
Aerosol
foam
emulsion
gel
The addition of alcohol to a saturated aqueous solution of calcium acetate first forms a sol and then sets to a gelatinous mass called solid alcohol which is a :
Solid sol
Aerosol
Solid form
gel
Which of the following is an example of associated colloid
Soap in water
Protein in water
Rubber in Benzene
in water
