Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0132525763
ISBN 13: 978-0-13252-576-3

Chapter 7 - Ionic and Metallic Bonding - 7.1 Ions - 7.1 Lesson Check: 1

Answer

To find the number of valence electrons in an a representative element simply look at the group number.

Work Step by Step

Read the bold under the "Determining the number of Valence Electrons". Example: Group 4A elements have four valence electrons, Group 5A elements have five valence electrons, and Group 6A elements have six.
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