# Bond Dissociation Energies (for A-B Bond broken AH, kJ/mol Bond broken → A A4, kJ/mol +...  Bond Dissociation Energies (for A-B Bond broken AH, kJ/mol Bond broken → A A4, kJ/mol + B) Bond broken mo H-H CH3CH2CH2-H (CH3)2CH-H (CH3)3C-H 436 423 413 400. H-Br 366 CH3CH2CH2-Br 294 (CH3)2CH-Br 298 (CH3)3C-Br292 Br-Br 193 H-CI 432 CH3CH2CH2-CI 354 (CH3)2CH-CI 355 (CH3)3C-CI 349 CI-CI 243
Alkane halogenation is a two-step reaction, as shown below. Using the table of bond dissociation energies, calculate the enthalpy of each step and the enthalpy of the overall reaction. Step 1: Number CH3CHCH3 + c → CH3CHCH3 + HCI AH= O kJ/mol Step 2: Number CH?CHCH3 + Cl2 → CH3CHCHI + “: AH-O J/mol Overall reaction: Number Hách, , , CH, CÁCH, + HOI A - B CH3CHCH3 + Cl2 → CH3CHCH3 + HCI AH= ] / mol kJ/mol #### Earn Coin

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