For K-C I ion pair, the sum of the attractive and repulsive energies depends on the distance between ions according to the equation below (E in eV per ion pair and r in nm). 1.436 5.86 x 10-6 r6 E = + r (a) derive an expression for the bonding energy E and r at equilibrium. Then calculate the (b) bond energy in kJ/mol and (c) bond length in nm for KCI.

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter6: Covalent Bonding
Section: Chapter Questions
Problem 34QRT: Estimate ΔrH° for forming 2 mol ammonia from molecular nitrogen and molecular hydrogen. Is this...
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For K*-Cl ion pair, the sum of the attractive and repulsive energies depends on the distance between
ions according to the equation below (E in eV per ion pair and r in nm).
1.436, 5.86 x 10-6
E =
r
r6
(a) derive an expression for the bonding energy E and r at equilibrium. Then calculate the (b) bond energy in kJ/mol
and (c) bond length in nm for KCI.
Transcribed Image Text:For K*-Cl ion pair, the sum of the attractive and repulsive energies depends on the distance between ions according to the equation below (E in eV per ion pair and r in nm). 1.436, 5.86 x 10-6 E = r r6 (a) derive an expression for the bonding energy E and r at equilibrium. Then calculate the (b) bond energy in kJ/mol and (c) bond length in nm for KCI.
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