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The number of partially filled shell in ...

The number of partially filled shell in f-block elements are

A

2

B

3

C

4

D

5

Text Solution

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The correct Answer is:
B
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NIKITA PUBLICATION-D-AND F-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS
  1. Which of the following f-block elements has half filled electrocin con...

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  2. The f-block element having at n. 95 has electronic configuration

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  3. The number of partially filled shell in f-block elements are

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  4. The expected general, electronic configuration of lanthanons is

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  5. The most accepted abserved electronic configuration of lanthanide is

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  6. An element has electronci configuration (Xe) 6s^(2) 4f^(13), 5d^(0). I...

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  7. The number of unpaired electrons present in Am are

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  8. The most accepted electronic configuration of f-block element is

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  9. Ln^(3+) contain

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  10. All lanthanides exhibit a stable valency of

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  11. Which of the following forms stable +4 oxidation state ?

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  12. Which of the followig show maximum number of different oxidation state...

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  13. The number of unpaired electrons in Ce ^(3+) ion is 0

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  14. The most characteristic oxidation state of lanthanide is

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  15. Lanthanidwes shows variable oxidation state, because they release elec...

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  16. In aqueous solutions Eu^(2+) acts as

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  17. Sm^(3+) acts as

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  18. Atomic number ""(64)Gd, ""(66)Dy, ""(69)Tm, ""(71)Lu. which of the fol...

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  19. Which of the following element show +2 oxidation state in 4f^(7) confi...

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  20. Stable oxidation state of Yb is

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