Q.

Correct among the following

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a

One would expect charcoal to adsorb chlorine more than hydrogen sulphide.

b

Sols of metal sulphides are lyophilic. 

c

Brownian movement is more pronounced for smaller particles than for bigger-particles.

d

Hardy schulze law states that bigger the size of the ions, the greater is its coagulating power. 

answer is D.

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Detailed Solution

  • One would expect charcoal to adsorb chlorine less than hydrogen sulphide. 
  • Sols of metal sulphides are lyophobic. Hardy Schulze law states that bigger the charge of the ions, the greater is its coagulating power. 
  • Brownian movement is more pronounced for smaller particles than for bigger-particles.

Therefore, option D is correct.

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