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Find the oxidation number of Mn in Mn...

Find the oxidation number of Mn in
`MnO_2`

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MAXIMUM PUBLICATION-REDOX REACTIONS AND RATE OF CHEMICAL REACTIONS-EXAMPLE
  1. How do you determine the oxidation number of sulphur in H2SO4 ?

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  2. Find the oxidation number of Mn in KMnO4 (oxidation number of K is +1,...

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  3. Find the oxidation number of Mn in MnO2

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  4. Find the oxidation number of Mn in Mn2O3

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  5. Find the oxidation number of Mn in Mn2O7

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  6. What is Redox reaction ?

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  7. What are the methods usually adopted to make firewood burn faster ?

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  8. Describe an experiment to prove that nature of the reactants affect th...

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  9. Write an experiment to prove that concentration of reactants affect th...

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  10. Write your observation Test tube 2 : ……………

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  11. Why rate of reaction increases when concentration increases ?

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  12. What is the relation between rate of reaction and surface area. Write ...

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  13. Is there any difference in the rate of reaction in the two beakers ?

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  14. What about the concentration of acid in both the reactions ?

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  15. What is the change in the rate of collision when surface area increas...

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  16. Why rate of reaction increases when surface area increases ?

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  17. Write an experiment to prove the relation between temperature and rate...

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  18. In which of the boiling tubes is the precipitate formed faster ?

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  19. What is the colour of the precipitate formed ?

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  20. What is Threshold Energy ?

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