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What is the O.N in (a)H(2)S (b) SO(2) (c...

What is the O.N in `(a)H_(2)S (b) SO_(2) (c ) SO_(3)?`

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The correct Answer is:
`(a) -2,(b)+4,(c )+6`
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DINESH PUBLICATION-REDOX REACTIONS-Problems For Practice
  1. What is the O.N in (a)H(2)S (b) SO(2) (c ) SO(3)?

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  2. Calculate the O.N of Mn in (a) Mn(4)^(-) (b) K(2)MnO(4) (c ) MnO(2)

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  3. What is the oxidation number of the underlined atoms in the following ...

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  4. Are the O.N of oxygen in OF(2) and Na(2)O(2) same or different?

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  5. Calculate the oxidation number of (i) Cr in CrO(4)^(2-) (ii) C in HCO(...

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  6. Write the oxdation number of the underlined atoms in each of the follo...

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  7. Classify the following compounds on the basis of the oxidation number ...

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  8. What is the oxidation number of nitrogen in (i) nitric acid (HNO(3)) (...

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  9. In which o fthe following compounds O.N of carbon in Zero: (i) CH(4)...

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  10. Answer the following : (i) What is the O.N Of iondine in HIO(4)? ...

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  11. Balance the following equation by oxidation number method . (i)Zn+HNO...

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  12. Balance the following equation by ion electron method (i) FeCI(3)+H(...

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  13. Write correctly the balanced half reactions and the overall equations...

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  14. Which reaction occurs at cathode in a galvanic cell ?

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  15. Can a half cell work independently ?

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  16. What is the direction of flow of electrons in the following cell ? Z...

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  17. Can 1M FeSO(4) solution be stored in nickel vessel ?

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  18. Predict whether the following redox reaction is feasible under the sta...

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  19. Can 1 M ZnSO(4) be stored in a vessel made up of copper ? Given : E(...

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  20. What is the cell potential of the following cell ? Zn(s)|Zn^(2+)(1.0...

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