(ii)Draw the Born-Haber cycle and use the data below for the formation of calcium chloride, tocalculate the electron affinity of chlorine:Ca(g)Ca²+ (g)2Cl(g)2Cl (g)+ Cl2(g)Ca(s)Ca(g)Cl2(g)Ca²+ (g)Ca(s)++2e-CaCl2(s)CaCl2(s)AHat +190 kJ/molAHIE = +1730 kJ/molAHat +121 kJ/molAHLE-2184 kJ/molAHF = -795 kJ/mol

The energy released when an electron is added to the outermost orbit of an atom in the gaseous…

(ii) Draw the Born-Haber cycle and use the data below for the formation of calcium chloride, to calculate the electron affinity of chlorine: Ca(g) Ca²+ (g) 2Cl(g) Ca(s) Ca(g) Cl2(g) Ca²+ (g) Ca(s) + + 2Cl (g) Cl2(g) + 2e- CaCl2(s) CaCl2(s) AHat +190 kJ/mol AHIE = +1730 kJ/mol AHat = +121 kJ/mol AHLE = -2184 kJ/mol AHF = -795 kJ/mol

(ii) Draw the Born-Haber cycle and use the data below for the formation of calcium chloride, to calculate the electron affinity of chlorine: Ca(g) Ca²+ (g) 2Cl(g) Ca(s) Ca(g) Cl2(g) Ca²+ (g) Ca(s) + + 2Cl (g) Cl2(g) + 2e- CaCl2(s) CaCl2(s) AHat +190 kJ/mol AHIE = +1730 kJ/mol AHat = +121 kJ/mol AHLE = -2184 kJ/mol AHF = -795 kJ/mol

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter5: Electron Configurations And The Periodic Table

Section: Chapter Questions

Problem 129QRT

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Draw the Born-Haber cycle and use the data below for the formation of calcium chloride, to calculate the electron affinity of chlorine: Ca(s) Ca(g) DHat = +190 kJ/mol Ca(g) Ca2+(g) + 2e- DHIE = +1730 kJ/mol Cl2(g) 2Cl(g) DHat = +121 kJ/mol Ca2+(g) + 2Cl-(g) CaCl2(s) DHLE = -2184 kJ/mol Ca(s) + Cl2(g) CaCl2(s) DHF = -795 kJ/mol
(ii) Draw the Born-Haber cycle and use the data below for the formation of calcium chloride, to calculate the electron affinity of chlorine: Ca(s) → Ca(g) AHat = +190 kJ/mol Ca(g) > Caz*(g) + 2e¨ AH¡ɛ = +1730 kJ/mol Cl2{g) 2C1(g) AHat = +121 kJ/mol Caz (g) + 2Cl(g) > CaCl2(s) AHLE = -2184 kJ/mol Ca(s) + Cl2(g) –> CaCl2(s) AH; = -795 kJ/mol
Draw the Born-Haber cycle and use the data below for the formation of calcium chloride, to (ii) calculate the electron affinity of chlorine: DHat = +190 kJ/mol Ca(s) Ca(g) Ca2* (9) 2е- DHJE = +1730 kJ/mol + Ca(g) 2Clg) DHat = +121 kJ/mol Cl2(g) CaCl2(s) DHLE = -2184 kJ/mol Ca2+, 2Cl (g) + *(9) CaCl2(s) DHF = -795 kJ/mol Ca(s) + Cl2(g)
Use the following data and the Born-Haber cycle to calculate the first ionization energy (ΔH IE1) of K(g) K(s) → K(g) 89 kJ mol-1 Cl(g) + e– → Cl–(g) -349 kJ mol-1 K(s) + ½ Cl2(g) → KCl(s) -437 kJ mol-1 K(g) → K+(g) + e– ΔH IE1 Cl2(g) → 2Cl(g) 244 kJ mol-1 K+(g) + Cl–(g) → KCl(s) -717 kJ mol-1
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1) Calculate the lattice energy for NaCl(s) using a Born-Haber cycle and the following information: NaCl(s) → Nat(g) + Cl-(g) Na(s) + 1/2 C12(g) → NaCl(s) Na(s) → Na(g) Na(g) → Na+(g) + e- 1/2 C12(g) → Cl(g) Cl(g) + e- → Cl-(g) ? -411.0 kJ/mol +107.3 kJ/mol +495.8 kJ/mol +121.7 kJ/mol -348.6 kJ/mol