Answered: Calculate the electrostatic part of the…

Calculate the electrostatic part of the lattice energy of sodium chloride, given that the internuclear separation between Na1 and Cl2 ions is 2.82 Å.

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

Chapter6: Thermochemistry

Section: Chapter Questions

Problem 26Q

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Calculate the electrostatic part of the lattice energy of sodium chloride, given that the internuclear separation between Na₁ and Cl₂ ions is 2.82 Å.

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The attractive force between a pair of Sr2+ and O2- ions is 1.52 x 108 N and the ionic radius of O2- ions is 0.134 nm. Calculate the ionic radius of the Sr2+ ion. (Given: Electron charge, e = 1.6 x 101ºC, the permittivity of free space, Eo = 8.85 x 101ºC²N'm²)
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Which of the following bonds are polar: (a) P—O; (b) S—F; (c) Br—Br; (d) O—Cl? Which is the more electronegative atom in each polar bond?
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