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: 2.72d

Answer

Cobalt (II) telluride.

Work Step by Step

Cobalt (II) ion has a +2 charge. Since only one atom of Telluride ion is present means the charges are balanced. Therefore, Telluride ion has a -2 charge. The chemical formula will be $CoTe$ and the name of the ionic compound is Cobalt (II) telluride.
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