Question: Using the data in Table 6.1,
Using the data in Table 6.1, predict the sign and magnitude of ΔH° for each of the following reactions. In each case, identify whether the reaction is expected to be endothermic or exothermic:
From in Table 6.1:
Transcribed Image Text:
Br (а) + Bra + HBr OH + H,0 HCI (b) Br он (c) + H20 HBr OH (d) + H0 HI TABLE 6.1 BOND DISSOCIATION ENERGIES (AH) OF COMMON BONDS KJ/MOL KCAL/MOL KJ/MOL KCAL/MOL KJ/MOL KCAL/MOL BONDs to H H;C-CH-CH, 385 92 (CH32CH-F 444 106 H-H 435 104 HC=C-CH3 489 117 (CHahCH-CI 335 80 H-CH3 435 104 (CH3hCH-Br 285 68 BONDs to methyl (CH3hCH-I H-CH,CH3 410 222 53 98 H-CHỊCHJ2 397 95 CH3-H 435 104 (CHahCH-OH 381 91 H-C(CH3a 381 91 CH3-F 456 109 473 113 CH;-CI 351 84 H- CH-Br 293 70 H3C-C-X CH3-I 234 56 CH3 356 85 CH3-OH 381 91 (CH3C-H 381 91 (CHahC-F 444 106 464 111 (CHC-CI 331 79 H H3C-Ç-X (CHahC-Br 272 65 364 87 H (CH3C-I 209 50 136 CH;CH,-H 410 98 (CHahC-OH 381 91 H-F 569 431 103 CH;CH2-F 448 107 H-CI H-Br 368 88 CH,CH,-CI 339 81 X-X bonds H-I 297 71 CH;CH,-Br 285 68 F-F 159 38 H-OH 498 119 CH;CH,-I 222 53 C-Ci 243 58 H-OCH,CH3 435 CH;CH,-OH 381 91 104 Br-Br 193 46 151 36 CH3 C-C bonds но OH 213 51 H3C-Ç-X CH;-CH; 368 88 CH;CH2-CH, 356 85 (CHalzCH-CH3 351 84 (CHa)2CH-H 397 95 ............ ww. ... エー
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