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Write one oxidising reaction of K2Cr2O7 ...

Write one oxidising reaction of `K_2Cr_2O_7` in Acidic medium.

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. What are interstitial compounds ? Mention their characteristics.

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  2. Write uses of actinoids.

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  3. Write one oxidising reaction of K2Cr2O7 in Acidic medium.

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  4. Write one oxidising reaction of KMnO4 in basic medium.

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  5. Write the iupac name of the compound : Hg[Co (CNS)4]

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  6. Draw the structure of CrO4^(2-) .

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  7. Write the oxidation of H2S by acidified KMnO4.

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  8. Lanthanoids are much more paramagnetic than transition elements. Expla...

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  9. Draw the structure of Cr2O7^(2-) .

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  10. Write the reaction of potassium iodide with acidified potassium dichro...

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  11. How does permanganate solution react with Fe(II) ions? Write balanced ...

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  12. Transition elements and their compounds are found to be good catalysts...

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  13. What is lanthanoid contraction ?

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  14. Give the preparation of Potassium Permanganate from Pyrolusite ore.

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  15. Explain with reference to d-block elements: magnetic property.

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  16. What happens when 88% of copper and 12% of tin combine together?

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  17. What are inner transition elements? Why are they so called?

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  18. Why are there only 14 elements in the lanthanoid series?

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  19. How does KMnO4 act as a powerful oxidizing agent in neutral, alkaline ...

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  20. Discuss the general properties of transition elements with reference t...

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