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An element t belonging to lanthanide has...

An element t belonging to lanthanide has at. No. 64, its electronic configuration is

A

`4f^(7) 5s^(0) 6s^(2)`

B

`4f^(8) 5d^(0) 6s^(2)`

C

`4f^(7) 5d^(1) 6s^(2)`

D

`4f^(6) 5d^(2) 6s^(2)`

Text Solution

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The correct Answer is:
C
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NIKITA PUBLICATION-D-AND F-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS
  1. 4f^(7), 5d^(0), 6s^(2) represents electronic condiguration of

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  2. Ytterbium has electronic configuration

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  3. An element t belonging to lanthanide has at. No. 64, its electronic co...

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  4. Which of the following lanthanoide shows stable electronic configurati...

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  5. Which of the following elements has half filled f-orbitals ?

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  6. Which of the following has fully filled f-orbitals ?

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  7. The electronic configuration 4f^(0) 5d^(1) 6s^(2) represents

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  8. Which of the following has 5f^(7)6d^(0) 7s^(2) configuration ?

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  9. The actinoide with atomic number 96 has electronci configuration

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  10. The actinides which has half filled 5f-orbitals are

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  11. 5f^(3)6d^(1) 7s^(2) represents electronci configuration of

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  12. 4f^(14)5d^(0)6s^(2) represents configuration of which of the following

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  13. Which one of the following is an electronic configuration of thorium?

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  14. Which of the following f-block elements has half filled electrocin con...

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

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

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  17. The expected general, electronic configuration of lanthanons is

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  18. The most accepted abserved electronic configuration of lanthanide is

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

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  20. The number of unpaired electrons present in Am are

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