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Chemistry Trivia Quiz

Oxygen "always" has an oxidation number of -2. But there are several exceptions. In which of the following compounds and ions does oxygen have an oxidation number of +2?
O3-H2O2O2-O2F2OF2

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General Chemistry Online! Chemistry Trivia Quiz

Copyright © 1997-2005 by Fred Senese
Comments & questions to fsenese@frostburg.edu
Last Revised 07/31/07.URL: http://antoine.frostburg.edu/chem/senese/101/trivia.shtml