Examine the reaction below. H,N. O Cl O NH + HCl In the table below, identify the bonds broken and made in the reaction by selecting the type of bond and listing both atoms (as pairs) that are connected on each side of the bond. For example if 2 C-Ho-bonds are broken, check the "o-bond" box in the second column. To list the 2 C H o-bonds broken in the last column, write "CH" in front of one "sigma" and "CH" in front of another "sigma". Bonds O o-bond bonds broken Oл-bond bonds made Explanation Check Ono bonds broken List all atom pairs in the boxes below (one pair in each box) that are connected on each side of the bonds broken and made: sigma sigma sigma ☐ pi ☐ pi O σ-bond Oπ-bond ☐ sigma ☐ sigma ☐ sigma pipi O no bonds made ? © 2024 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Cent

Examine the reaction below. H,N. O Cl O NH + HCl In the table below, identify the bonds broken and made in the reaction by selecting the type of bond and listing both atoms (as pairs) that are connected on each side of the bond. For example if 2 C-Ho-bonds are broken, check the "o-bond" box in the second column. To list the 2 C H o-bonds broken in the last column, write "CH" in front of one "sigma" and "CH" in front of another "sigma". Bonds O o-bond bonds broken Oл-bond bonds made Explanation Check Ono bonds broken List all atom pairs in the boxes below (one pair in each box) that are connected on each side of the bonds broken and made: sigma sigma sigma ☐ pi ☐ pi O σ-bond Oπ-bond ☐ sigma ☐ sigma ☐ sigma pipi O no bonds made ? © 2024 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Cent

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter8: Bonding And Molecular Structure

Section: Chapter Questions

Problem 56PS: Oxygen atoms can combine with ozone to form oxygen: O3(g) + O(g) 2 O2(g) rH = 392 kJ/mol-rxn Using...

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Examine the reaction below. + H₂O OH In the table below, identify the bonds broken and made in the reaction by selecting the type of bond and listing both atoms (as pairs) that are connected on each side of the bond. For example if 2 C-Ho-bonds are broken, check the "o-bond" box in the second column. To list the 2 C-Ho-bonds broken in the last column, write " CH" in front of one "sigma" and "CH" in front of another "sigma". Bonds List all atom pairs in the boxes below (one pair in each box) that are connected on each side of the bonds broken and made: bonds broken Oo-bond Oπ-bond ☐ sigma ☐ sigma ☐ sigma ☐ pi pi ☐ Ono bonds broken Oo-bond bonds made Oπ-bond sigma sigma sigma ☐ pi ☐ pi Ono bonds made Explanation Check 2024 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center
What new bonds were formed and what bonds were broken in the following reaction?
27. Using the table of average bond energies below, the AH (reaction enthalpy) for the reaction shown is kJ. H2C=CHI H-C = C-H (g) + H-I (g) Bond: C=C C=C H-I 839 C-I С-Н Bond Enthalpy (kJ/mol): 614 299 240 413 a) b) +506 -506 -129 +129 None of the above
Thanks for helping! THIS is the equation N2H4 + O2 → N2 + H2O First just Use bond energy values from below to Calculate the overall energy of the reaction. Then decide if the reaction is exothermic or endothermic.
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Alkane halogenation is a two-step reaction, as shown in the image. Using the table of bond dissociation energies, calcul. 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 (CH, );C-Br 400 H-Br 366 292 Br-Br 193 Step 1 ΔΗ- CH3 %3D CH3 -65 H3C- H + Br: H3C- + HBr CH3 CH3 | Step 2 ΔΗ- CH3 CH3 H3C- + Br2 H3C- Br ·Br: CH3 CH3 Overall reaction ΔΗ- CH3 CH3 H3C- H + Br2 H,C Br +HBr CH3 CH3
Using the appropriate bond energies, calculate the heat of reaction AH for the following reaction: 2 H-Br 0 You can find a table of bond energies by using the Data button on the ALEKS toolbar. Round your answer to the nearest kJ/mol. Note: For clarity, all lone pairs have been omitted from the molecular structures. H-H + Br-Br kJ mol X Ś
la)Explain why the following reaction is exothermic based on your knowledge of both bond enthalpy and exothermic reaction profile. Draw the exothermic reaction profile to help. H2 + Cl2 2HCI AH = negative (b) Explain why the following reaction is endothermic based on your knowledge of both bond enthalpy and endothermic reaction profile. Draw the endothermic reaction profile to help. 2NaHCO3 NazCO3 H20 CO2 AH = positive +
5. The AH⁰ for the reaction (Na2O(s) + SO3(g) → Na2SO4(g)) equal to: Na(s) + H₂O() → NaOH(s) + 1/2 H2(g) Na2SO4(s) + H₂O(l) → 2NaOH(s) + SO3(g) 2Na2O(s) + 2H2(g) → 4Na(s) + 2H₂O(l) AH° = -146 kJ AH° = +418 kJ AH° = +259 kJ A. -581 kJ B. -435 kJ C.+531 kJ D. 109 kJ 6. The amount of absorbed heat in the complete reaction of 15.0 grams of SiO₂ with excess carbon in the reaction below? AH° for the reaction is +624.7 kJ: SIO2 (s) + 3C(s) → SIC(s) + 2CO(g) C. 31.2 KJ A. 5.06 kJ B.156.2 KJ D. 366 kJ 7. Helium is collected over water at 25°C and 1.0 atm total pressure. What total volume of gas must be collected to obtain 4.08 g of helium? (At 25°C the vapor pressure of water is 380 torr.)? A. 5 x 104 mL B. 33.4 L C. 50 L D. (A and C) are true
Using the appropriate bond energies, calculate the heat of reaction AH for the following reaction: CI 0-4-0 CI 0 CI-C-CI+H-HCI-C-CI+H-CI CI You can find a table of bond energies by using the Data button on the ALEKS toolbar. Round your answer to the nearest kJ/mol. Note: For clarity, all lone pairs have been omitted from the molecular structures. mol X H S