Thermodynamics for Chemical Mcqs


Q.  Gibbs free energy of mixing at constant pressure and temperature is always__________________?

a. 0
b.
c. + ve
d. – ve


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The change in __________ is equal to the reversible work for compression in steady state flow process under isothermal condition?
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MCQs:  Gibbs free energy (F) is defined as__________________?
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MCQs:  A refrigeration cycle is the same as a _____________ cycle?
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MCQs:  The partial molar enthalpy of a component in an ideal binary gas mixture of composition Z, at a temperature T and pressure P, is a function only of________________?
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MCQs:  A solute distributes itself between two non-miscible solvents in contact with each other in such a way that, at a constant temperature, the ratio of its concentrations in two layers is constant, irrespective of its total amount”. This is_________________?
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MCQs:  Pick out the wrong statement_________________?
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MCQs:  Efficiency of a Carnot engine working between temperatures T1 and T2 (T1 < T) is ________________?
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MCQs:  Chemical potential of ith component of a system is given by________________?
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MCQs:  Kopp’s rule is used to calculate the heat capacity of___________________?
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MCQs:  An isolated system can exchange ______________ with its surroundings?
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MCQs:  Heat of formation of an element in its standard state is___________________?
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MCQs:  Pick out the wrong statement. A. The conversion for a gas phase reaction increases with decrease in pressure, if there is an increase in volume accompanying the reaction________________?
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MCQs:  Enthalpy of a gas depends upon its___________________?
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MCQs:  The intensive properties are_____________?
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MCQs:  Standard temperature and pressure (S.T.P.) is__________________?
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MCQs:  The number of degree of freedom for an Azeotropic mixture of ethanol and water in vapourliquid equilibrium, is__________________?
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MCQs:  Melting of wax is accompanied with ______________ in entropy?
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MCQs:  Reduced pressure of a gas is the ratio of its__________________?
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MCQs:  Which of the following exemplifies an adiabatic process ?
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MCQs:  For the gaseous phase chemical reaction, C2H4(g) + H2O(g) ↔ C2H5OH(g), the equilibrium conversion does not depend on the________________?
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