TS EAMCET · Chemistry · Surface Chemistry
Identify the correct statements from the following: (i) A closed vessel containing \(90 \% \mathrm{CO}_2\) and \(10 \% \mathrm{O}_2\) is an aerosol. (ii) Milk is an emulsion. (iii) Smoke is an aerosol. (iv) Peptísation is a method of purification of colloidal solution. (v) Ultrafilteration is a method of purification of colloidal solution.
- A (i), (ii), (iii)
- B (i), (iii), (iv)
- C (ii), (iii), (v)
- D (i), (ii), (v)
Answer & Solution
Correct Answer
(C) (ii), (iii), (v)
Step-by-step Solution
Detailed explanation
(ii) Milk emulsion is considered as a permanent emulsion of the butterfat in water and casein act as emulsifier in milk emulsion. (iii) Aerosol is a suspension fine solid particles or liquid droplet, in air or another gas. Smoke is an example of aerosol. (v) Ultrafiltration is…
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