Appendix E: Bond Dissociation Energies for Some Organic Compounds

Table E1. Bond Dissociation Energies (D) in Kj/mol of Some Organic Compounds

Bond D (kJ/mol) Bond  D (kJ/mol) Bond D (kJ/mol)
H-H 436 (CH3)2CH-H 410 C2H5–CH3 370
H-F 570 (CH3)2CH-Cl 354 (CH3)2CH-CH3 369
H-Cl 431 (CH3)2CH-Br 299 (CH3)3C-CH3 363
H-Br 366 (CH3)3C-H 400 H2C=CH-CH3 426
H-I 298 (CH3)3C-Cl 352 H2C=CHCH2–CH3 318
Cl-Cl 242 (CH3)3C-Br 293 H2C=CH2 728
Br-Br 194 (CH3)3C-I 227 427
I-I 152 H2C=CH-H 464 325
CH3–H 439 H2C=CH-Cl 396 374
CH3–Cl 350 H2C=CHCH2–H 369 HO-H 497
CH3–Br 294 H2C=CHCH2–Cl 298 HO-OH 211
CH3–I 239 472 CH3O-H 440
CH3–OH 385 400 CH3S-H 366
CH3–NH2 386 375 C2H5O-H 441
C2H5–H 421 300 352
C2H5–Cl 352 336 CH3CH2O-CH3 355
C2H5–Br 293 464 NH2–H 450
C2H5–I 233 HC≡C-H 558 H-CN 528
C2H5-OH 391 CH3–CH3 377

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Fundamentals of Organic Chemistry-OpenStax Adaptation Copyright © by Kirsten Kramer and Cassandra Lilly is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.

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