Multiple choice

Which of the following statements is wrong?

  1. More is the gold no., lesser is its protective power.

  2. Hardy-Schultz rule is applicable only to the coagulation of lyophillic sols.

  3. Greater floculation value means poor coagulating power.

  4. For coagulation of +ve sol, positive ions of electrolyte have no significance.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The coagulation capacity of different electrolytes is different. It depends upon the valency of the active ion.

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