Answered: Use Coulomb's law to calculate the…

Use Coulomb's law to calculate the energy of a cadmium ion and a sulfide ion at their equilibrium ion-pair separation distance.

World of Chemistry, 3rd edition

3rd Edition

ISBN:9781133109655

Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste

Chapter3: Chemical Foundations: Elements, Atoms, And Ions

Section: Chapter Questions

Problem 37A

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Question

Use Coulomb's law to calculate the energy of a cadmium ion and a sulfide ion at their equilibrium ion-pair separation distance.
Ion
Zn²+
Cu²+
Mg2+
Cd²+
0²-
S²-
Radius (pm)
74
77
72
95
140
184
Ecoulomb
=
aJ

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