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(i) What is sublimation? (ii) Define mol...

(i) What is sublimation? (ii) Define molar heat of sublimation.

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(i)Sublimation is a process when a solid changes directly into gaseous state without changing into liquid state
(ii) Molar heat of sublimation is defined as the change in enthalpy when one mole of a solid is directly converted into the gaseous state at its sublimation temperature.
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FULL MARKS-THERMODYNAMICS -Additional Questions Solved (II) Answer briefly
  1. Define molar heat of fusion.

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  2. What is meant by molar heat of vaporization?

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  3. (i) What is sublimation? (ii) Define molar heat of sublimation.

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  4. Define heat of transition?

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  5. How do you measure the enthalpy of formation of carbon monoxide?

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  6. What are the Important features of lattice enthalpy?

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  7. Why there is need for second law of thermodynamics? Give its importanc...

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  8. Write the entropy statement of second law of thermodynamics.

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  9. State Clausius form of the second law of thermodynamics.

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  10. What are spontaneous reaction? Give three examples for spontaneous rea...

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  11. Calculate the standard entropy of formation DeltaS(f)^(@) " of "CO(2((...

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  12. What is entropy of fusion?

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  13. What is entropy of Vaporization?

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  14. Define entropy of transition.

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  15. Explain the following: (i)Out of diamond and graphite, which has gre...

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  16. What is the condition spontaneity in terms of free energy change?

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  17. Why standard entropy of an elementary substance is not zero whereas st...

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  18. The equilibrium constant for a reaction is one or more if DeltaG^Ө for...

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  19. Many thermodynamically feasible reactions do not occur under ordinary ...

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  20. Predict in which of the following , entropy increases or decreases . ...

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