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In an endothermic reaction , the value o...

In an endothermic reaction , the value of `DeltaH` is always

A

`=0`

B

`gt0`

C

`lt0`

D

constant

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The correct Answer is:
B
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SURA PUBLICATION-THERMODYNAMICS -ADDITIONAL QUESTIONS
  1. DeltaG^(@) of reversible reaction at its equilibrium is

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  2. In an exothermic reaction, heat is evolved and system loses heat to th...

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  3. In an endothermic reaction , the value of DeltaH is always

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  4. Statement I : Combustion of all organic compounds is exothermic in nat...

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  5. For a given reaction DeltaG obtained was having positive sign conventi...

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  6. Pick out the suitable condition in which a spontaneous endothermic rea...

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  7. Statement I : Flow of heat from colder of hotter object is spontaneous...

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  8. Which is true about cyclic process ?

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  9. The standard free energy change DeltaG^(@) is related to k (equilibriu...

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  10. The enthalpy and entropy change for a chemical reaction are -5.3 xx10^...

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  11. This quantity is the energy associated with a chemical that can be use...

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  12. Identify the incorrect statement among the following .

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  13. Hot water contained in a closed beaker is an example for a …………. Syste...

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  14. Which of the following does not result in an increase in the entropy ?

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  15. The condition for standard free energy is ………..

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  16. Solve : DeltaH=10k " cal mol"^(-1),DeltaS=20 " cal deg"^(-1)mol^(-1) a...

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  17. Consider the following statement(s) and identify the true statements (...

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  18. Assertion : 3H(2((g))) +N(2((g)))rarr2NH(3((g))) is exothermic. Reas...

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  19. Assertion : Enthalpy of neutralisation of 1 equivalent each of HCl and...

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  20. Which laws can be used to predict whether a particle reaction is feasi...

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