MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryRedox Reactions/Volumetric AnalysisConcept of Oxidation and Reduction
Which of the following acids possesses oxidizing, reducing and complex forming properties? REDOX REACTIONS
A.The oxidation number of S in (NH4)2S2O8 is +6
B.The oxidation number of Os in OsO4 is +8
C.The oxidation number of S in H2SO5 is +8
D.The oxidation number of O in KO2 is -1/2
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