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

1. For a spontaneous process, free energy


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


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


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


5. 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.


6. Work done is a


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


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


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


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


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