Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 2 - Atoms, Molecules, and Ions - Exercises - Page 77: 2.72j


Silver dichromate.

Work Step by Step

Silver ion $(Ag^{+})$ has a +1 charge and dichromate ion ( $Cr_{2}O_{7}^{-2})$ has a -2 charge. In order to balance charges, 2 atoms of silver ions should be present. Thus, the chemical formula will be $Ag_{2}Cr_{2}O_{7}$ and the name of the ionic compound will be Silver dichromate.
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