Introductory Chemistry (5th Edition)

by Tro, Nivaldo J.

Published by Pearson

ISBN 10: 032191029X

ISBN 13: 978-0-32191-029-5

Chapter 9 - Electrons in Atoms and the Periodic Table - Exercises - Cumulative Problems - Page 321: 101

Answer

Work Step by Step

K has the lowest ionization energy because it is the furthest element of these that is left most and highest in the table. This means it is least electronegative and wants to give up its electrons in the valence shell.

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