Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 2 - Atoms, Molecules, and Ions - Questions & Problems - Page 68: 2.22

Answer

Please see the work below.

Work Step by Step

We know that a. Alkali metals are classified in 1st group of periodic table like sodium, rubidium. b. Alkaline earth metals are there in 2nd group of the periodic table for instance barium etc. c. Halogens are there in 7th group of periodic table for example chlorine iodine etc. d. Noble gases are there in 8th group of periodic table for example krypton.
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