CHEMICAL THERMODYNAMICS HSC Chemistry Most Important Questions

1. Define Enthalpy of  (15 Mins)

• Sublimation 
• Fusion
• atomisation
• Ionisation
• Combustion 
• Vaporisation 
• Fusion 
• Bond Enthalpy

     2.Derive (30 Mins)

• Write the mathematical relation between ∆H and ∆U during formation of one mole of CO2 under standard conditions.
• Derive an expression for pressure- volume work.
• Derive an expression for the maximum work.

     3.Theory Questions (90 Mins)

• State and explain Hess's law of constant heat summation.
• Write the features of reversible processes.
• Classify the following into intensive and extensive properties.
• Pressure, volume, mass, temperature.
• Define state function and write two examples of it.
• Define and state the Mathematical Experession For a) Isothermal b) adibatic c) Isochoric d) isobaric
• State and Explain laws of thermodynamics with Examples

     4.Numericals ( 90 Mins)

• Based On Work Done 
• Based on maximum work done
• Based on Bond Enthalpy

     5. Mind Maps

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