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Lanthanide contraction is observed in:...

Lanthanide contraction is observed in:

A

Gd

B

At

C

Xe

D

ac

Text Solution

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Gadolinium (Gd) is a member of lanthanoid series.
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PRADEEP-D- AND F-BLOCK ELEMENTS-COMPETITIONS FOCUS
  1. The electronic configuration of Gd^(2+)is :

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  2. Which of the following exhibits only +3 oxidation state?

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  3. Lanthanide contraction is observed in:

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  4. Because of lanthnoid contraction, which of the following pairs of elem...

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  5. The correct order of ionic radii Y^(3+) , La^(3+) , Eu^(3+) and Lu^(3+...

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  6. The correct order of ionic radii of Ce, La, Pm and Yb in +3 oxidation ...

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  7. Identify the incorrect statement among the following:

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  8. Knowing that the chemistry of lanthanoids (Ln) is dominated by its +3 ...

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  9. Among the following lanthanoid ions, the paramagnetic ion is

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  10. Consider the following statement in respect of Lantinanoids : (i) Th...

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  11. In context of the lanthanoids, which of the following statements is no...

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  12. Consider the following statements: (I) La(OH)(3) is the least b...

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  13. Which is not the correct statement about the chemistry of 3d and 4f se...

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  14. Which of the following elements shows maximum number of different oxid...

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  15. Which of the following is not an actinoid ?

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  16. Among the following pairs the maximum, oxidation states is shown by

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  17. The actinoids exhibit more number of oxidation states in general than ...

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  18. The reason for greater range of oxidation state in actinoids is attrib...

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  19. Reason of lanthanoid contraction is

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  20. Which one of the following statements related to lanthanons is incorre...

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