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Describe the preparation of potassium pe...

Describe the preparation of potassium permanganate.

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NCERT TELUGU-THE D - ANd F - BLOCK ELEMENTS-Exercises
  1. What is the effect of increasing pH on a solution of potassium dichrom...

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  2. Describe the oxidising action of potassium dichromate and write the io...

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  3. Describe the preparation of potassium permanganate.

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  4. For M^(2+)//M and M^(3+)//M^(2+) systems the E^(Theta) values for some...

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  5. Predict which of the following will be coloured in aqueous solution? T...

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  6. Compare the stability of + 2 oxidation state of the elements of the fi...

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  7. Compare the chemistry of the actinoids with that of lanthanoids with r...

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  8. How would you account for the following: (i) Of the d^(4) species, ...

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  9. What is meant by 'disproportionation' ? Give an example of disproporti...

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  10. Which metal in the first series of transition metals exhibits + 1 oxid...

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  11. Calculate the number of unpaired electrons in the following gaseous io...

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  12. Give examples and suggest reasons for the following features of the t...

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  13. Indicate the steps in the preparation of: (i) K(2)Cr(2)O(7) from chr...

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  14. What are alloys? Name an important alloy which contains some of the la...

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  15. What are inner transition elements? Decide which of the following atom...

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  16. The chemistry of the actinoid elements is not so smooth as that of the...

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  17. Which is the last element in the series of the actinoids? Write the el...

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  18. Use Hund's rule to derive the electronic configuration of Ce^(3+) ion ...

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  19. Name a member of the lanthanoid senes which is well known to exhibit +...

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  20. Compare the chemistry of the actinoids with that of lanthanoids with r...

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