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Explain the following phenomenon giving reasons:- …

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Explain the following phenomenon giving reasons:- a) Brownian movement. b)Kraft temperature. (2 mks) Your answer
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Yogita Ingle 5 years, 6 months ago

Brownian movement : Continuous zig-zag movement of colloidal particales in a colloidal sol is called Brownian movement. The reason for Brownian movenent is based on the fact that the molecules of dispersion medium due to their kinetic motion strike against the Colloidal Particles from all sides with different forces. The resultant force cuased them to move.
(iii) Physiisoption is an exothermic process
Solidadsorbent+Gasadsorbate⇔Gas/Solid + HeatSolidadsorbent+Gasadsorbate⇔Gas/Solid + Heat
According to Le Chatelier's Principle, if we increase the temperature, equilibrium will shift in the backward direction, i.e., gas is released from the surface on which it is absorbed.

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