Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 9 - Liquids, Solids, and Materials - Questions for Review and Thought - Topical Questions - Page 421d: 81b

Answer

Rb, diamond

Work Step by Step

We know that Rubidium is the only pure metal among the options, which is the reason that it has the greatest electrical conductivity. Contrarily, we know that diamond forms a strong covalent network, making the transfer of electrons very minimal. As a result, it is a poor conductor.
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