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When water is added to quick lime, the r...

When water is added to quick lime, the reaction is

A

explosive

B

endothermic

C

exothermic

D

photochemical

Text Solution

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The correct Answer is:
C
In this reaction, heat is released `(DeltaH=-ve)`.
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DINESH PUBLICATION-CHEMICAL THERMODYNAMICS AND CHEMICAL ENERGETICS -Exercise
  1. The calorific value of fat is

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  2. The heat of formation of the compound in the following reaction is H...

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  3. When water is added to quick lime, the reaction is

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  4. Which relation is correct ?

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  5. Variation of heat of reaction with temperature is known as

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  6. Enthalpy of reaction DeltaH is expressed as

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  7. Heat capacity is

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  8. Given that C+O(2)rarrCO(2),DeltaH^(@)=-xKJ and 2CO+O(2)rarr2CO(2),Delt...

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  9. The enthalpy change of a reaction does not depend on

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  10. Given : S((s))+(3)/(2)O(2(g))rarrSO(3(g)+2X Kcal SO(2(s))+(1)/(2)O(2...

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  11. NH(3)(g)+3Cl(2)toNCl(3)(g)+3HCl(g),DeltaH(1) N(2)(g)+3H(2)(g)to2NH(3...

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  12. When enthalpy and entropy change for a chemical reaction are -2.5 xx10...

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  13. The bond dissociation energy of gaseous H(2),Cl(2) and HCl are 104,58 ...

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  14. At constant TandP,Which of the following statements is correct for the...

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  15. A reaction is not feasible if

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  16. One mole of an ideal gas at 300K is expanded isothermally from an init...

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  17. Identify the correct statement regarding entropy

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  18. The reaction is sontaneous if the cell potential is

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  19. In an endothermic reaction, the value of DeltaH is

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  20. Enthalpy of an exothermic reaction is always

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