Q9 / 180 · KCET 2014 · Chemistry

Gold Sol is not

  • A
    a lyophobic colloid
  • B
    negatively charged colloid
  • Correct answer
    C
    a macro molecular colloid
  • D
    a multimolecular colloid

Solution

Gold sol is a colloidal suspension of nanoparticles of gold in a fluid. It is example of multi-molecular having particle size
(diameter \( < 1 \mathrm{~nm} \) ), they aggregated together.

Hence, the correct answer is option: 'C'.

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