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Complete the following chemical equation...

Complete the following chemical equation : `Cr_2O_7^(2-) (aq)+ Fe^(2+) (aq)+ H^(+) (aq)rarr`

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. The 4d and 5d series of transition metals have more frequent metal-met...

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  2. Explain the following observation giving an appropriate reason : Mn^(2...

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  3. Complete the following chemical equation : Cr2O7^(2-) (aq)+ Fe^(2+) (a...

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  4. Write the iupac name of the compound : K2[Zn (OH)4]

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  5. Complete the following chemical equation : 2MnO4^(-)+ 5C2O4^(2-) + 16H...

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  6. What are interstitial compounds ? Mention their characteristics.

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  7. Write uses of actinoids.

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

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

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

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

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  12. Write the oxidation of H2S by acidified KMnO4.

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

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

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

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

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

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  18. What is lanthanoid contraction ?

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

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

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