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Isomerism in Coordination Compounds

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Calculate resonance energy of N2O if heat of formation of N2O is 82KJ/mol and bond energy of N triple bond N , N double bond N, N double bond O, O double bond O , 946KJ/mol , 418KJ/mol, 607KJ/mol, 498KJ/mol.

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Δ H_{f}^{o}

N_{2} O

82 k J / m o l

and bond energy for

N_{2}, N = N, O = O

N = O

946, 418, 498

607 k J / m o l

respectively. Resonance energy of

N_{2} O

Q. Calculate resonance energy of

N_{2} O

from the following data
Hence,

△ H^{\circ} (N_{2} O) = 82 k J m o l^{- 1}

Assume structure

N^{Θ} = N^{⨁} = O

(N \equiv N) b o n d = 950 k J m o l^{- 1}

(N = N) b o n d = 420 k J

^{- 1}

O = O) b o n d = 500 k J m o l^{- 1}

(O = N) b o n d = 610 k J m o l^{- 1}

Q. Calculate the resonance energy of

N_{2} O

from the following data:

Δ H_{f}^{o}

N_{2} O = 134 K J {m o l}^{- 1}

N - O, N = O, N \equiv N

O = O

222, 607, 946

498 k J {m o l}^{- 1}

Q. Use thye given data to calculate the resonance energy of

N_{2} O

(Δ H_{f}^{o}

N_{2} O = 82 k J m o l^{- 1})

, Bond energies of NΞN, N=N,O=O and N=O bonds are 946 ,418 ,498 and 607 kj mol-1 respectively.
Choose the correct option.

Q. Calculate the resonance energy of

N_{2} O

from the following data:

Δ H_{f}

N_{2} O = 82 k J {m o l}^{- 1}

, standard bond enthalpies of

N \equiv N

N \equiv N

O \equiv O

N \equiv O

bonds are 946, 418, 498 and

K J {m o l}^{- 1}

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