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Thermodynamics · 2003 · Shift 0

5 Chemistry questions from this JEE Main paper
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Thermodynamics · 2003 · Shift 0

5 Chemistry questions from this JEE Main paper

  1. Q2.The internal energy change when a system goes from state A to B is 40 kJ/mole. If the system goes from A to B by a reversible path and returns to state A by an irreversible path what would be the net change in internal energy?
    Chemistry · Thermodynamics · MCQ
  2. Q3.If at 298 K the bond energies of C - H, C - C, C = C and H - H bonds are respectively 414, 347, 615 and 435 kJ/mol, the value of enthalpy change for the reaction H2​C=CH2​(g) + H2​(g) → H3​C−CH3​(g) at 298 K will be :
    Chemistry · Thermodynamics · MCQ
  3. Q4.In an irreversible process taking place at constant T and P and in which only pressure-volume work is being done, the change in Gibbs free energy (dG) and change in entropy (dS), satisfy the criteria :
    Chemistry · Thermodynamics · MCQ
  4. Q5.The correct relationship between free energy change in a reaction and the corresponding equilibrium constant Kc is :
    Chemistry · Thermodynamics · MCQ
  5. Q6.The enthalpy change for a reaction does not depend upon :
    Chemistry · Thermodynamics · MCQ