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Which has the least entropy :...

Which has the least entropy :

A

Graphite

B

Diamond

C

`N_(2)(g)`

D

`N_(2)O(g)`

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The correct Answer is:
B
Diamond has least entropy due to its crystalline structure.
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ALLEN-THERMODYNAMICS -EXERCISE -2
  1. When the egg is hard boiled, there is

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  2. If S^(@) for H(2),Cl(2) and HCl are 0.13, 0.22 and 0.19 KJ K^(-1)mol^(...

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  3. Which has the least entropy :

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  4. When two gases are mixed the entropy :-

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  5. If the enthalpy of vaporisation of water is 186.5 J mol^(-1), then ent...

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  6. Calculate the enthalpy of vaporisation per mole for ethanol. Given Del...

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  7. If 900J//g of heat is exchanged at boiling point of water then water...

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  8. Calculate the enthalpy of vaporisation per mole for ethanol. Given Del...

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  9. 5 mol of an ideal gas expand reversibly from a volume of 8 dm^(3) to 8...

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  10. In a spontaneous irreversible process the total entropy of the system ...

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  11. The total entropy change for a system and its surroundings increases, ...

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  12. Calculate the entropy of Br(2)(g) in the reaction H(2)(g)+Br(2)(g)rarr...

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  13. Ammonium chloride when dissolved in water leads to a cooling sensation...

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  14. In which of the following cases entropy decreases?

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  15. Which of the following state function is not zero at standard state :-

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  16. Entropy change for an adiabatic reversible process is

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  17. A gas is allowed to expand reversibly under adiabatic conditions. What...

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  18. For a reaction at 25^(@)C enthalpy change (Delta H) and entropy change...

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  19. The spontaneous nature of a reaction is impossible if :

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  20. At a certain temperature T, the endothermic reaction A rarr B proceeds...

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