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The bond energies of F2 Cl2, Br2 and I2 ...

The bond energies of `F_2 Cl_2, Br_2 and I_2` are 155.4, 243.6, 193.2 and 151.2 kJ mol respectively. The strongest bond is

A

F -F

B

Cl - Cl

C

Br - Br

D

I - I

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The correct Answer is:
B
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ALLEN-THERMODYNAMICS -EXERCISE -3
  1. Bond energy of a molecule :

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  2. Among the following for which reaction heat of reaction represents bon...

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  3. The bond energies of F2 Cl2, Br2 and I2 are 155.4, 243.6, 193.2 and 15...

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

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  5. Heat evolved in the reaction H(2)[g]+Cl(2)[g] rarr 2HCl[g] is 182 kJ...

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  6. The enthalpy change for the reaction H(2)(g)+C(2)H(4)(g)rarr C(2)H(6)(...

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  7. Bond dissociation enthalpies of H(2)(g) and N(2)(g) are 436.0 kJ mol^(...

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  8. Consider the reactions : C((s))+2H(2(g)) rarr CH(4(g)), DeltaH=-X kc...

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  9. The enthalpy changes at 298K in successive breaking of O-H bonds of ...

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  10. If values of Delta(f)H^(Theta) of ICI(g),CI(g), and I(g) are, respecti...

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  11. The heat of dissociation of benzene in isolated gaseous atoms is 5335 ...

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  12. The enthalpy change for the reaction 2C("graphite")+3H(2)(g)rarrC(2)H(...

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  13. Cl(2)(g)rarr2Cl(g), In this process value of Delta H will be -

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  14. The magnitude of heat of solution ….. On addition of solvent to soluti...

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  15. If H(2)(g) rarr 2H(g) " "DeltaH = 104 kcals Then heat of atomizat...

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  16. The heat of combustion of yellow phoshphorus and red phosphorus are -9...

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  17. For the change,C("diamond") rarr C("graphite"), Delta H = -1.89 kJ , i...

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  18. 2CO((g))+O(2(g))rarr 2CO(2(g))+X KJ In the above equation X KJ refers ...

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  19. Which of the following reactions represents Delta H (hydration) :-

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  20. Delta H for the reaction, I((g))+I((g))rarr I(2(g)) will be :-

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