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प्रश्न
Give a reason why on opening a bottle of soda [carbon dioxide dissolved in water] the gas escapes out with a ‘fizz’.
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उत्तर
Solubility of gases in liquid decreases on decreasing the pressure and CO2 come out of water with a ‘fizz’ when pressure decreases on opening the bottle.
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संबंधित प्रश्न
Explain the term of Solute.
Differentiate between Suspension and colloid.
Colloids have the particle size range between
How are sol, solution and suspension different from each other?
Explain how the following factor affects the formation of a solution is particle size of the solute.
How are solutions generally classified. What is the basis of this classification.
Give four examples of each of the above types of solutions i.e. true solution, colloidal solution & suspension. Give a reason why a true solution does not exhibit ‘Tyndall effect’.
Select the correct answer of the following statement:
A heterogenous mixture of undissolved particles in dispersion medium, visible to the naked eye.
Give reason for the following:
Colloidal solutions exhibit brownian movement.
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
