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When K2Cr2O7 is heated to red hot the pr...

When `K_2Cr_2O_7` is heated to red hot the products are .................... ,................. and ............. .

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. The most abundant transition metal is ........... .

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

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  3. When K2Cr2O7 is heated to red hot the products are ......................

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  4. The reddish brown vapours formed when sodium chloride is heated with K...

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  5. The most common mineral containing lanthanoids is ................. .

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  6. In the first transition series, the maximum number of oxidation states...

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  7. What is the theoretical magnetic moment of Ti^(3+) ion ?

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  8. The colour of light absorbed by an aqueous solution of CuSO4 is

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  9. Equivalent weight of K2Cr2O7 in acidic medium is ................ .

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  10. CrO3 is an acidic hydride of ............. .

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  11. Two lanthanoids ............. and ............. show +4 oxidation stat...

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  12. The formula of Prussion blue is ................ .

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  13. The actinoid used for manufacture of fine rods for atomic reactors is ...

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  14. The last element in the actinoid series is :

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

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  16. True of False : Lanthanide compounds are less basic than actinide comp...

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  17. NO2^(-) is oxidised to N2/NO3^(-) by acidified KMnO4.

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  18. What happens when 95% of copper combine with 4% of tin and 1% of phosp...

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  19. Misch metal alloy contains about 95% lanthanoid/actinoid metals.

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  20. Baeyer's reagentisalkaline alkaline KMnO4/alkaline K2Cr2O7 solution.

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