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प्रश्न
Draw labelled diagram of Bredig’s arc method.
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उत्तर
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संबंधित प्रश्न
Define the following with a suitable example, of each:
Multimolecular colloid
Define the following with a suitable example, of each:
Gel
Define the term Electrophoresis.
Write a note on Brownian motion.
Write a note on Types of emulsion.
Explain Electrophoresis diagramatically.
Explain the term emulsion and types of emulsions.
Draw labelled diagram Tyndall effect.
Draw labelled diagram of Soap micelle.
Which one of the following methods is used to make platinum sol?
Mist is a colloidal solution of ____________.
Which of the following statements is CORRECT?
Which of the following is an example of liquid-liquid system?
The precipitation power of an electrolyte increases with ______.
Which of the following is NOT true for lyophilic colloids?
Smoke is an example of ____________.
Which of the following substances will precipitate the negatively charged emulsions?
(i) \[\ce{KCl}\]
(ii) glucose
(iii) urea
(iv) \[\ce{NaCl}\]
What happens when electric field is applied to colloidal solution?
A colloid is formed by adding \[\ce{FeCl3}\] in excess of hot water. What will happen if excess sodium chloride is added to this colloid?
On the basis of Hardy-Schulze rule explain why the coagulating power of phosphate is higher than chloride.
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 |
Fog is a colloidal solution of ______.
The migration of dispersion medium under the influence of an electric potential is called ______.
In which of the following, the Tyndall effect is not observed?
Smoke is an example of ______.
Which of the following electrolytes will be most effective in coagulating negative sol?
Identify the colloidal molecule containing hydrophilic head and hydrophobic tail within it.
Starch is an example of which of the following type of colloid?
