Which of the following contributes to the extra stability of lyophilic colloids?

  • A
    Hydration
  • B
    Charge
  • C
    Colour
  • D
    Tyndall effect

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Explain the purification of colloidal solutions.

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The minimum concentration of an electrolyte in $mol \ L^{-1}$ required to cause coagulation or precipitation of a sol is known as:

Which of the following electrolytes is the most effective for the coagulation of ferric hydroxide sol?

Which metal sol cannot be prepared by Bredig's arc method?

At the critical micelle concentration $(CMC)$,..........

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