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The correct order for triple bond energy...

The correct order for triple bond energy in `CO, N_2, CN` and `C-=C` is ,

A

`COgtN_(2)gtCNgtC-=C`

B

`N_(2)gtCOgtC-=CgtCN`

C

`C-=CgtCOgtN_(2)gtCN`

D

`CNgtCOgtN_(2)gtC-=C`

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The correct Answer is:
A
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Bond energies can be obtained by using the following relation: DeltaH (reaction) = sum Bond energy of bonds, broken in the reactants -sum Bond energy fo bonds, formed in the products Bond enegry depends on three factors: a. Greater is the bond length, lesser is the bond enegry. b. Bond energy increases with the bond multiplicity. c. Bond enegry increases with electronegativity difference between the bonding atoms. Which among the following sequences is correct about the bond enegry of C -C, C=C and C -= C bonds?

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