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प्रश्न
Give reason for the following:
Colloidal solutions exhibit brownian movement.
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उत्तर
Particles in colloidal solutions do not settle down and are always in motion.
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संबंधित प्रश्न
Explain the term of solution.
Explain the term of Solute.
How do the solubility of a solid and a gas affected by Increase in pressure.
What do you observe when Blue litmus solution is added to water ?
Colloids have the particle size range between
Explain how the following factor affects the formation of a solution is particle size of the solute.
Explain how the following factor affects the formation of a solution is Temperature of the solvent.
Draw a table to differentiate – True solutions, colloidal solutions & suspensions – with respect to
- Type of mixture
- Solute particles in the mixture.
Select the correct answer of the following statement:
A heterogenous mixture of undissolved particles in dispersion medium, visible to the naked eye.
Two substances, A and B were made to react to form a third substance, A2B according to the following reaction
\[\ce{2A + B -> A2 B}\]
Which of the following statements concerning this reaction are incorrect?
(i) The product A2B shows the properties of substances A and B
(ii) The product will always have a fixed composition
(iii) The product so formed cannot be classified as a compound
(iv) The product so formed is an element
