Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 7 The Structure of Atoms and Periodic Trends - Study Questions - Page 281c: 54


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a) $Ca^{2+}\lt K^+\lt Cl^-$ Ionic radius increase with a more negative charge due to electronic repulsion. b) $Cl^-\lt K^+\lt Ca^{2+}$ Removing an electron from a more positively charged ion is harder than from a more negatively charged one. c) $Ca^{2+}\lt K^+\lt Cl^-$ Adding an electron to a more negatively charged ion is harder than to a more positively charged one.
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