Application of Thermodynamic state Functions - Thermodynamic, Chemistry (Class XI, CBSE) Class 11 Notes | EduRev

Class 11 : Application of Thermodynamic state Functions - Thermodynamic, Chemistry (Class XI, CBSE) Class 11 Notes | EduRev

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CBSE TEST PAPER 02 
CLASS XI CHEMISTRY (Thermodynamics) 
Topic : Application of  Thermodynamic state Functions  
    
  
1. Define enthalpy.  [1] 
2. Give the mathematical expression of enthalpy.  [1] 
3. With the help of first law of thermodynamics and H = U + pv, prove H ? = q p  [2] 
4. 
When is enthalpy change ( ) H ? -  
(i) positive                 (ii)   negative.  
[1] 
5. Why is the difference between H ? and U ? not significant for solids or 
liquids? 
[2] 
6. Give the relationship between  and H U ? ? for gases.  [3] 
7. What is an extensive and intensive property? [2] 
8. Give the expression for  
(i) isothermal irreversible change, and  
(ii) isothermal reversible change.  
[1] 
                                                                   
                                                                                
 
                                                          
 
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