Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 2 - Sections 2.1-2.9 - Exercises - Problems by Topic: 68e

Answer

At (Astatine) - Halogen

Work Step by Step

Astatine is a Halogen because it's in Group 17 (VII A) on the periodic table.
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