Alkane halogenation is a two-step reaction, as shown in the image. Using the table of bond dissociation energies, calculate the enthalpy of each step and the enthalpy of the overall reaction. Bond Dissociation Energies (for A-B A.+• B) Bond broken AH (kJ/mol) Bond broken AH(kJ/mol) Bond broken AH(kJ/mol) H-H 436 (CH,),C-H 400 H-Br 366 (CH), С -Br 292 Br-Br 193 Step 1 AH = kJ/mol CH3 CH3 H3C- Br: H3C- + HBr CH3

Alkane halogenation is a two-step reaction, as shown in the image. Using the table of bond dissociation energies, calculate the enthalpy of each step and the enthalpy of the overall reaction. Bond Dissociation Energies (for A-B A.+• B) Bond broken AH (kJ/mol) Bond broken AH(kJ/mol) Bond broken AH(kJ/mol) H-H 436 (CH,),C-H 400 H-Br 366 (CH), С -Br 292 Br-Br 193 Step 1 AH = kJ/mol CH3 CH3 H3C- Br: H3C- + HBr CH3

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Part A Use bond enthalpies in the table below to estimate AH for each of the following reactions, Average bond enthalpy (kJ/mol) Br Br C-H: 413 N-H: 391 0-H: 463 F-F: 155 Br-C-H + Cl- Cl → Br-C-CI + Cl–H C-C: 348 N-N: 163 0-0: 146 Br Br C=C: 614 N-O: 201 0=O: 495 Cl-F: 253 C-N: 293 N-F: 272 0-F: 190 Cl-Cl: 242 Express your answer in kilojoules to three significant figures. C-0: 358 N-Cl: 200 0-Cl: 203 Br-F: 237 234 Br-Cl: 218 C=0: 799 N-Br: 243 0-I: C-F: 485 H-H: 436 Br-Br: 193 να Αφ C-Cl: 328 H-F: 567 AH = kJ C-Br: 276 H-Cl: 431 I-Cl: 208 C-I: 240 H-Br: 366 I-Br: 175 Submit Request Answer H-I: 299 I-I: 151
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