Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 3 Chemical Reactions - Study Questions - Page 137b: 15


a) $2\ Na^+, CO_3^{2-}$ b) $Cu^{2+}, SO_4^{2-}$ c) Insoluble. d) $Ba^{2+}, 2\ Br^{-}$

Work Step by Step

a) $2\ Na^+, CO_3^{2-}$ Sodium salts are almost always soluble. b) $Cu^{2+}, SO_4^{2-}$ Sulfates are usually soluble, copper (||)'s is not an exception. c) Insoluble. Sulfides are usually insoluble, and Nickel (||)'s is not an exception. d) $Ba^{2+}, 2\ Br^{-}$ Bromides are usually soluble, and barium's is not an exception.
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