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The electronic configuration of gadolini...

The electronic configuration of gadolinium (At. No 64) is:

A

`[Xe]4f^(3)5d^(5)6s^(2)`

B

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

C

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

D

`[Xe]4f^(8)5d^(6)6s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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  2. Match the following {:("Type - I","Type - II"),("Series","Elements...

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  3. {:("Type - I","Type - II"),("Property","Element with the highest value...

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  4. Match the following {:("List - 1 List...

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  5. Match the following in view of diagonal relation The correct matc...

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  6. Consider the isoelectronic species, Na^(+),Mg^(2+),F^(-) and O^(2-). T...

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  7. Which of the following is not an actinoid?

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  8. The order of screeing effect of electrons of s,p,d and f orbitals of a...

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  9. The first ionisation potential of Na,Mg,Al and Si are in the order

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  10. The electronic configuration of gadolinium (At. No 64) is:

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  11. The statement that is not correct for periodic classification of eleme...

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  12. Among halogens, the correct order of amount of energy released in elec...

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  13. The period number in the long form of the periodic table is equal to

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  14. The elements in which electrons are progressively filled in 4f-orbital...

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  15. Which one of the following is correct order of the size of iodine spec...

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  16. The formation of oxide ion O^(2-)(g) from oxygen atom requires first a...

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  17. Electronic configuration of four elements A, B ,C and D are given belo...

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