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The atomic number of Gadolinium (Gd) is ...

The atomic number of Gadolinium (Gd) is 64. The CORRECT electronic configuration of `Gd^(3+)` ion is____________.

A

[Xe] `4f^7`

B

[Kr] `4f^7`

C

[Xe] `4f^(13)`

D

[Kr]`4f^1`

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The correct Answer is:
A
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TARGET PUBLICATION-D AND F-BLOCK ELEMENT -COMPETITIVE THINKING
  1. Which of the following is Baeyer's reagent ?

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  2. Lanthanoids are

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  3. The atomic number of Gadolinium (Gd) is 64. The CORRECT electronic con...

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  4. Gadolinium belongsd to 4f series. It's atomic number is 64. which of t...

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  5. Which of the following oxidation states is the most common among the l...

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  6. Which is the oxidation state generally found in lanthanides?

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  7. Which one of the following lanthanide ions does NOT exhibit paramagnet...

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  8. Which of the following lanthanoids ions is diamagnetic?

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  9. What is the general molecular formula of the products obtained on heat...

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  10. Reason of lanthanoid contraction is

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  11. In lanthanoids , atomic radius decreases as atomic no. increases becau...

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  12. The most basic hydroxide from the following is

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

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  14. Which of the following pairs has the same size ?

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  15. Identify a 'Chemical twin' among the foolowings.

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  16. Which of the following statement(s) is/are incorrect for pair of elem...

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  17. Which of the following is NOT an actinide?

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

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

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  20. The only radioactive element among the lanthanoids is

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