17) Is each proposed structure in Figure 4, a plausible Lewis structure for CO₂? Why or why not?Figure 4: Two Possible Lewis Structures for CO2Ö=-CIIIEO:(+)(-)Experimentally, we find that both C-O bonds in CO 2 are identical. The C-O bond energy in CO₂is 804 kJ/mol; that is it requires 804 kI to break one mole of C-O bonds in CO₂

Lewis structure is a representation of valence shell electrons of all the atoms in a molecule. In…

17) Is each proposed structure in Figure 4, a plausible Lewis structure for CO₂? Why or why not? Figure 4: Two Possible Lewis Structures for CO2 O:O: EO: (+) II Experimentally, we find that both C-O bonds in CO 2 are identical. The C-O bond energy in CO2 is 804 kl/mol: that is it requires 804 kl to break one mole of C-O bonds in CO

17) Is each proposed structure in Figure 4, a plausible Lewis structure for CO₂? Why or why not? Figure 4: Two Possible Lewis Structures for CO2 O:O: EO: (+) II Experimentally, we find that both C-O bonds in CO 2 are identical. The C-O bond energy in CO2 is 804 kl/mol: that is it requires 804 kl to break one mole of C-O bonds in CO

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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Using the bond energies provided below, calculate the enthalpy change (AHrxn) for the reaction shown. 2H₂O (g) → 2H2(g) + O2(g) Bond: Avg. bond energy (kJ/mol): -425 kJ/mol -509 kJ/mol 356 kJ/mol 509 kJ/mol 7 kJ/mol 425 kJ/mol H-H O-H 432 467 O-O 146 O=O 495
If the following reaction is given: C2H5F + Cl2 || AHran If the bond energy for C-H is 414 kJ/ mole, the bond energy for C-C is 347 kJ/mole, the bond energy for C-Cl is 377 kJ/ mole, the bond energy for Cl-Cl is 243 kJ/ mole, the bond energy for C-F is 450 kJ/ mole and the done energy for H-Cl is 431 kJ/ mole, determine the bond energy for the H-F bond in kJ/mole. C2H4Cl2 + HF 151kJ mole Give your answer as a positive value as all energies for bond values should be written in terms of a positive value (the energy needed to break the bond = endothermic)
If the bond energy for the N−HN−H bond is 391 kJ/molkJ/mol, how much energy is released when 1 molmol ammonia gas is formed?
6. Given the thermochemical equation for the forr 2H2(g) + O2(g) → 2H2O(g) And given the following bond dissociation energies: AH° = -483 kJ mol-1 or -413 p0 nol verd ermots lo Bond Bond Energy (kJ mol-1) H-O 464 OvlnC Н-Н 436 Sbas C Estimate the dissociation energy (in kJ mol-!) of an O=O double bond. А. 937 В. 501 С. 250 D. -427 E. 1467
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Give ∆H(reaction) in kj/mol
KBr has a lattice energy -671 kJ/mol. Consider a hypothetical salt XY. X3+ has the same radius of K+ and Y3− has the same radius as Br−. Estimate the lattice energy of XYXY.
stion 7 of 41 > Use the molar bond enthalpy data in the table to estimate the value of AHan for the equation Average molar bond enthalpies. (Hpond) Bond kJ. mol- Bond kJ . mol- CCI,(g) + 2 F,(g) → CF,(g) + 2C,(g) O-H 464 C=N 890 The bonding in the molecules is shown. 0-0 142 N-H 390 С-о 351 N-N 159 +に+章 F-F C-CI O=0 502 N=N 418 CH C=0 730 N=N 945 F-F C-CI С-С 347 F-F 155 C=C 615 Cl–CI 243 C=C 811 Br-Br 192 С-Н 414 H-H 435 С-F 439 Н-F 565 C-CI 331 H-Cl 431 С-Br 276 Н-Br 368 С-N 293 H-S 364 C=N 615 S-S 225 AHn = kJ Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemsitry| Publisher: University Science Books S A «tv MacBook Air 80 DII DD F3 F8 F10 F11 F12 F4 F5 F6 F7 F9
Use the data given below to construct a Born-Haber cycle to determine the lattice energy of CaO. A H°(kJ) Ca(s) → Ca(g) 193 Ca(g) → Cat (g) + e 590 Cat (g) → Ca2+(g) + e 1010 20(g) → O2(g) -498 O(g) + e O(g) -141 O(g) + e → O2(g) 878 Ca(s) + O2(g) → CaO(s) -> -635 O-2667 kJ O-3414 kJ O +1397 kJ +3028 kJ O-2144 kJ
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Use the bond energies (kJ/mol) given (using variables only) to calculate the total enthalpy (energy) change for the following reaction: H2C=CH2(g) + Cl2(g) = ClH2C-CH2Cl(g) (Each carbon in the product has 2 H and one Cl atom bonded to it) Bond Energies: C-H: A C=C: B Cl-Cl: C C-C: D C-Cl: E
2. Use the table below to estimate AH for the reaction NO + O3 → NO2 + O2. Does this reaction consume or produce heat? Single Bond Energies (kJ/mol of bonds) н сN oS F C Br I Н 436 C 413 346 N 391 305 163 O 463 358 201 146 S 347 272 226 - F 565 485 283 190 284 155 Cl 432 339 192 218 255 253 242 Br 366 285 201 217 249 216 193 - I 299 213 201 278 208 175 151 - - Multiple Bond Energies (kJ/mol of bonds) C=C 602 C=N 615 C=O 799 C=C 835 CEN 887 C=O 1072 N=N 418 N=O 607 N=N 945 O=O 498