Oxidation number of oxygen in OF2, peroxides and superoxides

1. A.
   $+2$
2. B.
   $-2$
3. C.
   $-1$
4. D.
   $0$

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1. A.
   $+2$ and $+1$
2. B.
   $+2$ and $-1/2$
3. C.
   $+1$ and $-1/2$
4. D.
   $-2$ and $-1$

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1. A.
   $-2$
2. B.
   $-1/2$
3. C.
   $-1$
4. D.
   $+2$

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1. A.
   $+1, -2$ and $+4$
2. B.
   $+4, -4$ and $+6$
3. C.
   $+1, -1$ and $+6$
4. D.
   $+2, -2$ and $+6$

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1. A.
   $-2$
2. B.
   $-1/2$
3. C.
   $-1$
4. D.
   $-1.5$

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