Chemistry 9th Edition

Published by Cengage Learning
ISBN 10: 1133611095
ISBN 13: 978-1-13361-109-7

Chapter 2 - Atoms, Molecules, and Ions - Active Learning Questions - Page 73: 15


c) Adding or subtracting electrons to/from an atom

Work Step by Step

Ions are atoms that have an overall charge that is less than or greater than zero. That means that the atom contains fewer or a greater number of electrons than the number of protons. Thus, adding or subtracting electrons to or from an atom will give that atom a non-zero charge and form an ion.
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