40 TOP CHEMICAL Engineering Basic Online Test – Multiple Choice Questions and Answers

1. What is the number of degrees of freedom for liquid water in equilibrium with a mixture of nitrogen and water vapor ?


2. Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature.


3. The free energy change for a chemical reaction is given by (where, K = equilibrium constant)


4. Work done is a


5. Entropy is a measure of the __________ of a system


6. For a spontaneous process, free energy


7. Internal energy change of a system over one complete cycle in a cyclic process is


8. Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the


9. Heating of water under atmospheric pressure is an __________ process


10. Near their critical temperatures, all gases occupy volumes __________ that of the ideal gas


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