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How many unpaired electrons are present ...

How many unpaired electrons are present in Gd(Z = 64) ?

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MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-PRACTICE PROBLEM
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  10. In chromyl chloride test orange red vapours are obtained. These are du...

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  11. Which out of the two ,La(OH)(3) and Lu(OH)(3), is more basic and why?

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  12. Most stable oxidation state of Lanthanoids

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  13. How many unpaired electrons are present in Gd(Z = 64) ?

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

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  15. Arrange Ce^(3+) (Z = 58), Sm^(3+) (Z = 62) and Yb^(3+ ) (Z = 70) in d...

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  16. Name the basic cause of similar atomic radii of Hf and Zr.

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  17. Does actinoids show actinoid contraction similar to lanthanoid contrac...

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  18. Name the trivalent lanthanoid having the configuration [Xe]4f^7

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  19. Which of the following ion is colourless? U^(3+) , Cm^(4+) , Th^(4...

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  20. Name two tripositive lanthanoid ions which are colourless.

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