At the critical micelle concentration (CMC) the surfactant molecules:
1. Associate
2. Dissociate
3. Decompose
4. Become completely soluble
According to Hardy Schulze law, the order of coagulation power of cations will be:
1.
2.
3.
4.
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
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 |
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