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The chromate ion in acidic medium change...

The chromate ion in acidic medium changes to ............. ion.

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. What is the most common oxidation state in the Lanthanoids ?

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  2. Mention all the oxidation states exhibited by chlorine in its compound...

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  3. The chromate ion in acidic medium changes to ............. ion.

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  4. The formula of chromite is .............. .

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  5. Transition elements

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  6. The spin only magnetic moment for ion having d^8 electronic configurat...

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  7. What happens when: K2Cr2O7 is heated ?

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  8. What happens when potassium dichromate is heated with sodium chloride ...

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  9. The most common mineral containing lanthanum is ................. .

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  10. The element of second transition series which shows maximum number of ...

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  11. The theoretical magnetic moment of Sc^(3+) ion is ............. B.M.

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  12. Explain the structure of Cr2O7^(2-)

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  13. Calculate equivalent weight of KMnO4 in alkaline medium.

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  14. Express 1316 in roman numbers.

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  15. Name a member of the lanthanoid series which is well known to exhibit ...

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  16. The formula of Prussion blue is ................ .

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  17. Name the actinoid used for the manufacture of fine rods for atomic rea...

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  18. The last element in the actinoid series is :

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  19. Choose the correct alternative: Cerium (Z = 58) exhibits +2/+4 oxidati...

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  20. Express 1031 in roman numbers.

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