Monday, 15 June 2026

HSC 2027 CHEMISTRY CHAPTER 4 THERMODYNAMICS MOST EXPECTED QUESTIONS

HSC 2027 CHEMISTRY CHAPTER 4 THERMODYNAMICS 

MOST EXPECTED QUESTIONS

1. WRITE THE MATHEMATICAL EQUATION FOR 1ST LAW OF THERMODYNAMICS  FOR ALL THERMODYNAMIC PROCESS

2. STATE THE 2ND LAW OF THERMODYNAMICS

3. DERIVE THE RELATION BETWEEN 📐H AND 📐U FOR GASEOUS PHASE 

4. STATE WHETHER ENTROPY CHANGE IS POSITIVE OR NEGATIVE FOR MELTING    OF  ICE , VAPORISATION OF LIQUID.

5. DEDUCE 1ST LAW OF THERMODYNAMICS FOR ISOTHERMAL AND ISOCHORIC     PROCESS

6. WRITE THE SIGN CONVENTION OF WORK DURING EXPANSION OF GASES

7. DERIVE THE EXPRESSION OF MAXIMUM WORK DONE IN ISOTHERMAL REVERSIBLE EXPANSION OF GAS 

8. DEFINE EXTENSIVE AND INTENSIVE PROPERTIES

9. DEFINE ISOBARIC AND ADIABATIC PROCESS

10. WRITE 2 STATEMENTS FOR FIRST LAW OF THERMODYNAMICS