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For which one of the following equations...

For which one of the following equations is `Delta_(r) H^(@)` equal to `Delta_(f) H^(@)` for the products (s)?

A

`2CO_((g)) + O_(2(g)) to 2CO_(2(g))`

B

`N_(2(g)) + O_(3(g)) to N_2 O_(3(g))`

C

`CH_(4(g)) + 2Cl_(2(g)) to CH_2 Cl_(2(l)) + 2HCl_((g))`

D

`Xe_((g)) + 2F_(2(g)) to XeF_(4(g))`

Text Solution

Verified by Experts

The correct Answer is:
D
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TARGET PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS -COMPETITIVE THINKING
  1. The heat of combustion of carbon to CO(2)is-395.5kJ//mol.The heat rele...

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  2. H(2(g)) + 1/2 O(2(g)) to H2 O((l)) , Delta H =- 68kcal Amount of hea...

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  3. For which one of the following equations is Delta(r) H^(@) equal to De...

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  4. Energy required to dissociate 4g of gaseous hydrogen into free gaseous...

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  5. Identify the invalid equation

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  6. The H-H bond energy is 430KJmol^(-1) and Cl-Cl bond energy is 240KJmol...

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  7. Deltaf H of HCl is .

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  8. The bond energies of C-C,C=C, H-H and C-H bonds are 350 kJ mol^-1, 600...

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  9. The values of heat of formation of SO2 and SO3 and -298.2 kJ and -98.2...

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  10. From the thermochemical reactions, C(graphite)+1//2O(2)rarr CO , Delta...

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  11. Heat of hydrogenation of ethylene is X and that of acetylene is Y, cha...

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  12. Given: C(("Graphite"))+O(2(g))toCO(2(g)), DeltarH^@=-393.5 kJ mol^-1...

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  13. Assuming enthalpy of combustion of hydrogen at 273 K is -286kJ and ent...

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  14. Theoretical basis of Hess's law is .

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  15. In the reactions, S+ 3/2 O2 to SO3 + 2x kJ and SO2 + 1/2 O2 to SO3...

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

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  17. The enthalpies of combustion of carbon and carbon monoxide are -393.5 ...

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  18. For which among the following reactions change in entrophy is less...

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  19. The unit of entropy is

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  20. What is the entropy change (in JK^(-1)mol^(-1)) when one mole of ice i...

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