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Europium is...

Europium is

A

s-black element

B

p-block element

C

d- block element

D

f- block element

Text Solution

Verified by Experts

The correct Answer is:
D
NA
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PRADEEP-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -Competition Focus (Jee Main and Advanced / Medical Entrance ) ( Multiple Choice Question I )
  1. Which pair of atomic numbers represent s-block elements?

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  2. The element with atomic number 56 belongs to which block ?

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  3. Europium is

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

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  5. The electronic configuration of Eu (Atomic No. 63), Gd (Atomic No. 64)...

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  6. The outer electronic configuration of Gd (At.No. 64) is

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  7. Gd (64) has ………..unpaired electrons with sum of spin ………..

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  8. The electronic configuration of Gd^(2+)is :

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  9. The atomic number of cerium (Ce) is 58. The correct electronic con...

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  10. The element with atomic number 113 has recently been discovered...

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  11. An element with atomic number 106 has been discovered recently. Which ...

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  12. The element Z=114 has been discovered recently. It will belong to whic...

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  13. The element with atomic number 117 if discovered would be placed in

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  14. Which of the following pairs contain metalloid elements in the p...

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  15. Among the elements from atomic number 1 to 36 the number of eleme...

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  16. The number of d-electrons in Fe^(2+)(Z=26) is not equal to the number...

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  17. The atom of smallest atomic radius among the following is

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  18. Among the elements Ca,Mg,P and Cl the order of decreasing atomic radii...

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  19. Identify the wrong statement in the following ?

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  20. The ionic radii of N^(3-), O^(2-) and F^(-) are respectively given by:

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