Acrylonitrile, an important starting material for the manufacture of plastics and synthetic rubber, is made from propene: 2 C3H6 +2 NH3 +302-2H₂C=CH-C=N+ 6H₂O H H 2 H- H C C H H 2 + 2 H H H H H+30=0-> +6 H H Use average bond energies to estimate the energy change for the acrylonitrile synthesis.

Acrylonitrile, an important starting material for the manufacture of plastics and synthetic rubber, is made from propene: 2 C3H6 +2 NH3 +302-2H₂C=CH-C=N+ 6H₂O H H 2 H- H C C H H 2 + 2 H H H H H+30=0-> +6 H H Use average bond energies to estimate the energy change for the acrylonitrile synthesis.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter10: Fuels, Organic Chemicals, And Polymers

Section10.4: Alcohols And Their Oxidation Products

Problem 10.2PSP: Using a table of average bond enthalpies. Table 6.2 ( Sec. 6-6b), estimate the enthalpy change for...

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Using the table of average bond energies below, the AH for the reaction is kJ. ethanol → ethene + water нн нн Н—С—с—0—н → Ć=Ċ + H-0-H Bond сСС-СО-НС-Н СО AH (kJ/mol) 611 348 464 413 360 -6168 6168 -306 63 46 217
Use the given bond energy values to estimate ΔH for the following gas-phase reaction. (Simple energy units required for the answer.) D-values in kJ/mol DH-H = 432 DH-Br = 363 DH-C = 413 DH-N = 391 DH-O = 467 DC-C = 347 DC=C = 614 DC≡C = 839 DC-N = 305 DC=N = 615 DC≡N = 891 DC-O = 358 DC=O = 745 DC=O (CO2) = 799 DC≡O=1072 DC-Br = 276 DN-N = 160. DN=N = 418 DN≡N = 941 DO-O = 146 DO=O = 495 DN-O = 201 DN=O = 607 DBr-Br = 193 DC-Cl = 339 DH-Cl = 427 DCl-Cl = 239
Polyvinyl chloride (PVC) is one of the most commercially important polymers. PVC is made by addition polymerization of vinyl chloride (C2 H3 Cl). Vinyl chloride is synthesized from ethylene (C2 H4) in a two-step process involving the following equilibria: Selected bond dissociation enthalpies are given in this table. Dissociation enthalpy (kJ/mol) Equilibrium 1: C2 H4(g) + Cl2 (g) = C2H4C12 (g) • Equilibrium 2: C2H4C12 (g) = C2H3C1(g) + HC1(g) Bond C-C 348 C=C 614 Part A C=C 839 C-C1 328 What are the C-C bond orders in C2H4 Cl2 and C2 H3 Cl, respectively? C-H 413 Express your answers numerically separated by commas. Cl-Cl 242 • View Available Hint(s) Н-Н 436 H-Cl 431 Submit
Use the given bond energy values to estimate ΔH for the following gas-phase reaction (see image attached) D-values in kJ/mol DH-H = 432 DH-Br = 363 DH-C = 413 DH-N = 391 DH-O = 467 DC-C = 347 DC=C = 614 DC≡C = 839 DC-N = 305 DC=N = 615 DC≡N = 891 DC-O = 358 DC=O = 745 DC=O (CO2) = 799 DC≡O=1072 DC-Br = 276 DN-N = 160. DN=N = 418 DN≡N = 941 DO-O = 146 DO=O = 495 DN-O = 201 DN=O = 607 DBr-Br = 193 DC-Cl = 339 DH-Cl = 427 DCl-Cl = 239 (Simple energy units required for the answer.)
Calculate the enthalpy of formation, AHF° in kJ, of hydrogen peroxide, H2O2(g), from the relevant bond energy data. Bond Bond energy Bond Bond energy O-H 463 kJ mol-1 H-H 436 kJ mol-1 O=O 498 kJ mol-1 O-O 138 kJ mol-1 -285 +285 +130 -380 -130
Use the bond energies provided to estimate AH°rxn for the reaction below. CH4(1) + 2 02(g) → CO2(g)+ 2 H2O(g) Bond Energy (kJ/mol). AH°r Ixn = ? Bond С-Н 410 C-O 360 C=O 800 O=0 500 O-H 470
Given the bond enthalpy data below, predict the reaction enthalpy for this reaction: H. H-C-ö: + 2 H-C-H +2:0: → H :0-H H H. Bond kJ/mol Bond kJ/mol H-H 436.4 С-С 347 H-N 393 C-N 276 H-O 460 C-O 351 Н-С 414 N-N 414 O-0 414 156 kJ 345 kJ 651 kJ O 187 kJ エーエ I-O-I I-U-I
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The reaction between methanol and hydrochloric acid yields chloromethane and water. What is the enthalpy for the reaction using the given bond energies (kJ mol-1)? C-Cl = 326 H-O = 463 H-Cl = 431 C-O = 335 -511 kJ mol-1 -59 kJ mol-1 -23 kJ mol-1 -42 kJ mol-1 The reaction between methanol and hydrochloric acid yields chloromethane and water. What is the enthalpy for the reaction using the given bond energies (kJ mol-1)? C-Cl = 326 H-O = 463 H-Cl = 431 C-O = 335 -511 kJ mol-1 -59 kJ mol-1 -23 kJ mol-1 -42 kJ mol-1
Using bond enthalpies in the table, estimate AH for the following gas-phase reactions. Average Bond Enthalpies (kJ/mol) Single Bonds C-H C-C C-N C-O C-F C-Cl C-Br C-I C-S 413 |N-H 348 |N-N 293 N-O 358 |N-F 485 |N-Cl 328 N-Br 243 276 240 259 CH–C1 242 193 Br-Br Multiple Bonds C=C C=C C=N C=N 614 839 615 391 O-H 0-0 163 201 O-F 272 O-Cl 200 O-I 201 463 146 190 203 234 339 H-H S-H 436 S-F 567 S-Cl 327 253 H-F H-Cl 431 S-Br 218 H-Br 366 S-S 266 H-I 299 |N=N 418 0=0 |N=N 941 |N=O 607 495 Part C Estimate AH for the reaction. Express your answer using one significant figure. AH = Submit —| ΑΣΦ Provide Feedback H H-N-N-H+CI-CI-2 H-N-CI -H+C₁_a_ Previous Answers Request Answer HH X Incorrect; Try Again; 3 attempts remaining ? kJ
Acrylonitrile, an important starting material for the manufacture of plastics and synthetic rubber, is made from propene: 2 C3H6 + 2 NH3 + 302-2 H2C=CH -C=N + 6 H20 H H .C. 2H-C + 2 H H + 30=0 H. °C' H. + 6H H Use average bond energies to estimate the energy change for the acrylonitrile synthesis. kJ
Use the data below to calculate the bond energy for a C-F bond in kJ/mol. Bond Energy (kJ/mol) С-Н 413 H-F 567 С-С 347 H-CI .431 F-F 159 H-Br 364 Cl-CI 243 H-I 297. Br-Br 193 I-I 151 The reaction shown below has AH = -3372 kJ as written C2H6lg) + 7 F2(g) → 2 CF4(g) + 6 HFig) In C2H6 each C makes 3 bonds with H and 1 bond with C 485 kJ/mol O 489 kJ/mol O -503 kJ/mol O none of the answers are correct