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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

8. Work done is a

 
 
 
 

9. 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.

 
 
 
 

10. For a spontaneous process, free energy

 
 
 
 

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