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For an Na"-Cl ion pair, attractive and repulsive energies Ea and ER, respectively, depend on the distance between the ions r, according to: 1.436x104 EA = 7.32x106 ER a) Determine the bonding energy U. in term of the equilibrium interionic spacing ro. b) The equilibrium interionic spacing r, =0.282 nm and the Madelung constant 1.75, calculate Uo.

For an Na"-Cl ion pair, attractive and repulsive energies Ea and ER, respectively, depend on the distance between the ions r, according to: 1.436x104 EA = 7.32x106 ER a) Determine the bonding energy U. in term of the equilibrium interionic spacing ro. b) The equilibrium interionic spacing r, =0.282 nm and the Madelung constant 1.75, calculate Uo.

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Exercise 4 For an Na*-CI ion pair, attractive and repulsive energies Ea and Er, respectively, depend on the distance between the ions r, according to: 1.436x104 7.32x10-6 ER EA r a) Determine the bonding energy U, in term of the equilibrium interionic spacing ro. b) The equilibrium interionic spacing r, =0.282 nm and the Madelung constant 1.75, calculate Uo.
Transcribed Image Text:Exercise 4 For an Na*-CI ion pair, attractive and repulsive energies Ea and Er, respectively, depend on the distance between the ions r, according to: 1.436x104 7.32x10-6 ER EA r a) Determine the bonding energy U, in term of the equilibrium interionic spacing ro. b) The equilibrium interionic spacing r, =0.282 nm and the Madelung constant 1.75, calculate Uo.
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