When adsorption hysteresis is observed, the desorption equilibrium pressure is __________ that obtained by adsorption.

Related MCQs

• Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysteresis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption.
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• The process employing desorption of the absorbed solute by a solvent is called
• In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase.
• Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture?
• In a liquid-liquid extraction, 10 kg of a solution containing 2 kg of solute C and 8 kg of solvent A is brought into contact with 10 kg of solvent B. Solvent A and B are completely immiscible in each other whereas solute C is soluble in both the solvents. The extraction process attains equilibrium. The equilibrium relationship between the two phases is Y* = 0.9X, where Y* is the kg of C/kg of B and X is kg of C/kg of A. Choose the correct answer.
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• Pick out the wrong statement. Generally for physical adsorption, a gas of
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