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प्रश्न
Draw labelled diagram Tyndall effect.
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उत्तर
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संबंधित प्रश्न
Comment on the statement that “colloid is not a substance but a state of substance”.
Write one difference in Multimolecular colloid and Associated colloid
Define the following with a suitable example, of each:
Multimolecular colloid
Write a note on the Tyndall effect.
Write a note on Brownian motion.
Explain Electrophoresis diagramatically.
Explain Bredig’s arc method.
In coagulation of positively charged ferric hydroxide sol, the most and least effective ions are ____________ and ____________ respectively.
Which of the following is a heterogeneous mixture?
Which of the following is an example of liquid-liquid system?
The precipitation power of an electrolyte increases with ______.
Maximum coagulation power is in ____________.
Which of the following is NOT true for lyophilic colloids?
Tyndall effect is observed due to ____________.
Tyndall effect is useful ______.
Which of the following compounds forms a colloidal solution when dissolved in water?
Freshly prepared precipitate sometimes gets converted to colloidal solution by ______.
What is collodion?
How do emulsifying agents stabilise the emulsion?
Why are some medicines more effective in the colloidal form?
How does the precipitation of colloidal smoke take place in Cottrell precipitator?
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 |
The coagulation of 200 ML of position sol took place when 0.73 HCL was added to its without changing the volume much. The flocculation value of HCL for the colloid is.
Which of the following substances will precipitate the negatively charge emulsion
In which of the following, the Tyndall effect is not observed?
Which of the following electrolytes will be most effective in coagulating negative sol?
Identify positively charged sol from following.
