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Chapter: 3 Chemistry
    Section: 3.7 Properties of chemical bonds
        SubSection: 3.7.4 Bond-dissociation enthalpies in polyatomic molecules

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3.7.4 Bond-dissociation enthalpies in polyatomic molecules

The values have been selected from those listed by T. L. Cottrell, The Strengths of Chemical Bonds, 2nd edn, 1958 (Butterworth, London); V. I. Vedeneyev, L. V. Gurvich, V. N. Kondrat′yev, V. A. Medvedev, and Y. L. Frankevich, Bond Energies, Ionization Potentials and Electron Affinities, 1966 (Edward Arnold, London); and the references cited in J. A. Kerr and A. F. Trotman-Dickenson, Handbook of Chemistry and Physics, 50th edn, 1969/70 (The Chemical Rubber Co., Cleveland, Ohio).




X—Y

 

D(X—Y)

 

X—Y

  

D(X—Y)

 

X—Y

 

D(X—Y)

 

kJ · mol−1

kJ · mol−1

kJ · mol−1

 

 

 

 

 

 

 

 

 

 

 

 

CH—H

448

 

  CF3—CF3

406

 

  (CH3)2CH—Cl

 

339

CH2—H

439

  

  CH3—CF3

418

 

  CF3—Cl

 

356

CH3—H

435

 

  CH3—CHO

314

 

  CCl3—Cl

305

C2H5—H

435

  

  CH3—CN

431

 

  CH3—Br

293

(CH3)2CH—H

395

 

  NC—CN

607

 

  (CH3)2CH—Br

285

C6H5—H

469

 

  CH3—NH2

335

 

  C6H5—Br

335

C6H5CH2—H

356

 

  C6H5—NH2

418

 

  CF3—Br

293

CCl3—H

401

 

  CH3—OH

377

 

  CCl3—Br

226

CF3—H

444

 

  C6H5—OH

469

 

  CH3—I

234

CH3NH—H

385

 

  CH3—OCH3

335

 

  (CH3)2CH—I

222

(CH3)2N—H

360

 

  C6H5—OCH3

423

 

  C6H5—I

272

C6H5NH—H

335

 

  (CH3)2CH—OCH3

347

 

  O2N—NO

  40

NH2—H

427

 

  CH3—SH

368

 

  O2N—NO2

  57

OH—H

492

 

  CH3—F

452

 

  COO

531

SH—H

377

 

  (CH3)2CH—F

439

 

  HO—OH

213

HCCH

962

 

  C6H5—F

523

 

  CH3O—OCH3

151

H2CCH2

699

 

  CF3—F

540

 

  F3PO

544

F2CCF2

319

 

  CCl2—F

444

 

  Cl3PO

510

CH3—CH3

368

 

  CH3—Cl

352

 

  Br3PO

498

 

 

  

 

 

  

 




M.L.McGlashan

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