Using bond enthalpies, estimate the standard heat of the reaction for thehydrobromination of ethylene:Br HCH,=CH, + HBrČH;-CH2TABLE 4-5. EMPIRICAL BOND ENTHALPIESAT 25°C(kcal/mole)BondAHBondΔΗH-H104C-CI79H-F135C-Br66H-CIH-Br1038833C-S62C=S1140-0C-N700=0118C=N147C=NN-N0-H111210C-H9938C-084N=N100C=0170N=N226C-CC=CC=CC--FN-HF-FCl-CI93375883147194105Br-Br46C(s, graphite)C(g) 172%3D

Given-> CH2=CH2 + HBr --->CH2(Br)-CH3

Using bond enthalpies, estimate the standard heat of the reaction for the hydrobromination of ethylene: Br H CH,=CH, + HBr - ČH;-CH2 TABLE 4-5. EMPIRICAL BOND ENTHALPIES AT 25°C (kcal/mole) Bond AH Bond H-H 104 C-CI 79 H-F H-CI C-Br C-S 135 66 103 62 C=8 C-N C=N C=N N-N H-Br 88 114 0-0 33 70 0=0 118 147 111 99 84 170 210 38 100 226 0-H C-H C-0 N=N C=0 N=N N-H C-C C=C C=C 83 147 93 F-F Cl-CI Br-Br 37 194 58 C--F 105 46 C(s, graphite) - C(g) 172

Using bond enthalpies, estimate the standard heat of the reaction for the hydrobromination of ethylene: Br H CH,=CH, + HBr - ČH;-CH2 TABLE 4-5. EMPIRICAL BOND ENTHALPIES AT 25°C (kcal/mole) Bond AH Bond H-H 104 C-CI 79 H-F H-CI C-Br C-S 135 66 103 62 C=8 C-N C=N C=N N-N H-Br 88 114 0-0 33 70 0=0 118 147 111 99 84 170 210 38 100 226 0-H C-H C-0 N=N C=0 N=N N-H C-C C=C C=C 83 147 93 F-F Cl-CI Br-Br 37 194 58 C--F 105 46 C(s, graphite) - C(g) 172

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter4: Energy And Chemical Reactions

Section: Chapter Questions

Problem 96QRT

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