Answer
The formula of the compound is $RuO_2$.
Work Step by Step
Oxide ion has a -2 charge. The ruthenium ion has a +4 charge. So, to neutralize the charges, two oxide ions react with one ruthenium ion. So, the formula of the compound is $RuO_2$.
Chemistry: Molecular Approach (4th Edition)
by Tro, Nivaldo J.
Published by
Pearson
ISBN 10:
0134112830
ISBN 13:
978-0-13411-283-1
Chapter 3 - Section 3.5 - Ionic Compounds: Formulas and Names - For More Practice - Page 100: 3.6
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