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Oxidation Numbers Online Homework V1

Only your first answer counts.  Choose the correct oxidation numbers.

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  1. Cu  

  2. Mg2+  

  3. Fluorine in F2  

  4. C in CO2  

  5. C in CH4  

  6. S in Al2S3  

  7. Mn in MnO4-  

  8. O in H2O2  

  9. H in BaH2  

  10. Sn in Sn(OH)4  

  11. P in H2PO4-  

  12. Cl in HClO  

  13. Cl In HClO4  

  14. S in H2SO3  

  15. P in PF3ClBr