Which property of the colloidal solution is independent of charge on the colloidal particles?

1. Coagulation
2. Electrophoresis
3. Electroosmosis
4. Tyndall effect

Subtopic:  Colloidal Solution |
 81%
Level 1: 80%+
NEET - 2015
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Which property of colloids is not dependent on the charge on colloidal particles?

1. Coagulation

2. Electrophoresis

3. Electro-osmosis

4. Tyndall effect

Subtopic:  Colloidal Solution |
 91%
Level 1: 80%+
AIPMT - 2014
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The protecting power of lyophilic colloidal sol is expressed in terms of:

1. Coagulation value

2. Gold number

3. Critical micelle concentration

4. Oxidation number

Subtopic:  Colloidal Solution |
 78%
Level 2: 60%+
AIPMT - 2012
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Which one of the following forms micelles in the aqueous solution above a certain concentration:

1. Glucose

2. Urea

3. Dodecyl trimethyl ammonium chloride

4. Pyridinium chloride

Subtopic:  Colloidal Solution |
 80%
Level 1: 80%+
AIPMT - 2005
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Positions of the non-polar & polar parts in Micelle are:

1. Polar at the outer surface but non-polar at the inner surface
2. Polar at the inner surface but non-polar at the outer surface
3. Distributed all over the surface
4. Present on the surface only
Subtopic:  Colloidal Solution |
 79%
Level 2: 60%+
AIPMT - 2002
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Which one of the following methods is commonly used method for destruction of colloid:

1. Dialysis

2. Condensation

3. Filtration by animal membrane

4. By adding electrolyte

Subtopic:  Colloidal Solution |
 68%
Level 2: 60%+
AIPMT - 2000
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According to Hardy Schulze law, the order of coagulation power of cations will be:

1. Na+ > Ba+2  > Al+3

2.  Al+3 > Ba+2  > Na+

3.  Ba+2 > Al+3  > Na+

4.  Al+3  > Na+> Ba+2 

Subtopic:  Colloidal Solution |
 88%
Level 1: 80%+
AIPMT - 1999
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At the critical micelle concentration (CMC) the surfactant molecules:
1. Associate
2. Dissociate
3. Decompose
4. Become completely soluble

Subtopic:  Colloidal Solution |
 78%
Level 2: 60%+
AIPMT - 1998
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