Chemistry (4th Edition)

Published by McGraw-Hill Publishing Company
ISBN 10: 0078021529
ISBN 13: 978-0-07802-152-7

Chapter 2 - Section 2.4 - The Periodic Table - Checkpoint - Page 51: 2.4.2

Answer

b)

Work Step by Step

Elements in the same group, which means they are in the same column, have very similar properties. Chlorine (Cl) is part of the halogen group (Group 7A), so any member of this group has similar properties. Among the options, only option b), fluorine, is a halogen belonging to Group 7A; therefore, option b) is the correct answer.
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