Chemistry: Principles and Practice (3rd Edition)

Published by Cengage Learning
ISBN 10: 0534420125
ISBN 13: 978-0-53442-012-3

Chapter 2 - Atoms, Molecules, and Ions - Questions and Exercises - Exercises - Page 85: 2.66

Answer

S and Se

Work Step by Step

S (sulfur) and Se (selenium) should have very similar physical and chemical properties because they are in the same group on the periodic table. Elements in the same group (or column) on the periodic table display similar chemical and physical properties. Both sulfur and selenium are in group 6A.
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