The stabillisation of a lyophobic colloid is due to:
A
Preferential adsorption of similar charged particle on colloidal surface
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B
The large electro-kinetic potential developed in the colloid
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C
The formation of a covalent bond between two phases
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D
The viscosity of the medium
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Solution
The correct option is A Preferential adsorption of similar charged particle on colloidal surface Similar charged collodial particles will repel each other so colloidal system will not be suspended.