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प्रश्न
Why are some medicines more effective in the colloidal form?
उत्तर
Medicines are more effective in the colloidal form because of large surface area and are easily assimilated in this form.
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संबंधित प्रश्न
Identify the dispersed phase and dispersion medium in the following colloidal dispersions.
- milk
- blood
- printing ink
- fog
Write Hardy-Sulze rules.
Explain Bredig’s arc method.
Explain micelle formation in a soap solution.
Which of the following is multimqlecular colloid?
Which of the following electrolytes will have maximum coagulating value for AgI/Ag+ solution?
An emulsion cannot be broken by:
(i) heating
(ii) adding more amount of dispersion medium
(iii) freezing
(iv) adding emulsifying agent
Why is \[\ce{Fe(OH)3}\] colloid positively charged, when prepared by adding \[\ce{FeCl3}\] to hot water?
Match the items of Column I and Column II.
| Column I | Column II |
| (i) Butter | (a) dispersion of liquid in liquid |
| (ii) Pumice stone | (b) dispersion of solid in liquid |
| (iii) Milk | (c) dispersion of gas in solid |
| (iv) Paints | (d) dispersion of liquid in solid |
Identify the correct decreasing order of precipitation power of flocculating ion added, from following.
