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Among the following what is necessary co...

Among the following what is necessary condition for spontanity of a process? 

A

`DetlaS gt 0`

B

`Delta E lt 0`

C

`Delta H lt 0`

D

`Delta G lt 0`

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-CHEMICAL THERMODYNAMICS-OBJECTIVE EXERCISE - 1 (ENTORPY AND GIBBS ENERGY)
  1. 2H(2(g)) + O(2(g)) rarr 2H(2)O((l)) , DeltaH= -ve and DeltaG= -ve. The...

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  2. H((aq))^(+) + OH((aq))^(-) rarr H(2)O((l)) , Delta H = -ve and Delta G...

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  3. Among the following what is necessary condition for spontanity of a pr...

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  4. Which of the following is the condition for a non spontaneous reaction...

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  5. Based on the third law of themodynamics, the entropy can be obtained u...

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  6. A chemical reaction cannot occur at all if its

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  7. An equilibrium reaction X + Y hArr W +Z, Delta H= +ve is spontaneous i...

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  8. For the process Dry ice rarr CO(2(g))

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  9. For which of the process, Delta S is negative?

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  10. The process of evaporation of a liquid is accompanised by (A) Increa...

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  11. The favourable conditions for a spontaneous reaction are

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  12. A reaction has both DH and DS negative. The rate of reaction

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  13. At 27^@C the reaction, C6H(6(l)) + 15/2 O(2(g)) to 6CO(2(g)) + 3H2O(...

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  14. Although the dissolution of ammonium chloride in water is an endotherm...

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  15. For the precipitation reaction of Ag^(+) ions with NaCl, which of the ...

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  16. Which one of the following has Delta S^(0) greater than zero?

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  17. What of the following relationship is correct?

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  18. For a reaction R(1), Delta G = x KJ mol^(-1). For a reaction R(2), Del...

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  19. {:("LIST - 1","LIST - 2"),("A) "Hp > HR,"1) Exothermic"),("B) "PDeltaV...

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  20. {:("List - I (Freezing of water) ","List - II "),("A) Water at - "10^...

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