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: 55

Answer

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Work Step by Step

Na: Group 1, period 3 Al: Group 13, period 3 B: Group 13, period 2 C: Group 14, period 2 a) Na, atomic radius is bigger in later periods and earlier groups. b) C, the negative of the electron attachment energy is greater in later groups and earlier periods c) $Na\lt Al \lt B\lt C$, ionization energy is greater in later groups and earlier periods.
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