Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X.• The enthalpy of formation of MX is AH;= -517 kJ/mol.• The enthalpy of sublimation of M is AHub141 kJ/mol.• The ionization energy of M is IE = 449 kJ/mol.• The electron affinity of X is AHEA= -323 kJ/mol. (Refer to the hint).• The bond energy of X, is BE = 217 kJ/mol.Determine the lattice energy of MX.-33AHjatticekJ/molIncorrect

Given that - The enthalpy of formation of MX , ∆Hf° = -517 kJ/mol The enthalpy of sublimation of M , ∆Hsub = 141 kJ/mol The Ionisation energy of M , IE = 449 kJ/mol The electron affinity of X , ∆HEA = -323 kJ/mol The bond energy of X2 , BE = 217 kJ/mol Now, lattice energy of MX ionic compound can be determined by using following relationship - Enthalpy of formation of MX = Enthalpy of sublimation of M + Bond energy of X2 + Ionisation energy of M + Electron affinity of X + Lattice energy of MX ∆Hf° = ∆Hsub + BE + IE + ∆HEA + ∆HlatticeIt can be written as - ∆Hlattice = ∆Hf° - ∆Hsub - BE - IE - ∆HEA ∆Hlattice = -517 - 141 - 217 - 449 - (-323) ∆Hlattice = -517 -141 -217 -449 +323 ∆Hlattice = -1001 kJ/mol Therefore, the answer is - ∆Hlattice = -1001 kJ/mol

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Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X. • The enthalpy of formation of MX is AH; = -517 kJ/mol. • The enthalpy of sublimation of M is AH sub = 141 kJ/mol. • The ionization energy of M is IE = 449 kJ/mol. %3D • The electron affinity of X is AHEA = -323 kJ/mol. (Refer to the hint). • The bond energy of X, is BE = 217 kJ/mol. Determine the lattice energy of MX. -33 AHjattice kJ/mol Incorrect

Consider an ionic compound, MX, composed of generic metal M and generic, gaseous halogen X. • The enthalpy of formation of MX is AH; = -517 kJ/mol. • The enthalpy of sublimation of M is AH sub = 141 kJ/mol. • The ionization energy of M is IE = 449 kJ/mol. %3D • The electron affinity of X is AHEA = -323 kJ/mol. (Refer to the hint). • The bond energy of X, is BE = 217 kJ/mol. Determine the lattice energy of MX. -33 AHjattice kJ/mol Incorrect

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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