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The radius of La^(+) (at no 57) is 1.06Å...

The radius of `La^(+)` (at no 57) is `1.06Å`. What may be the radius of `Lu^(3+)`(at no.71)?

A

1.60 Å

B

1.40Å

C

1.06Å

D

0.85Å

Text Solution

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The correct Answer is:
D
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RESONANCE-D & F-BLOCK ELEMENTS & THEIR IMPORTANT COMPOUNDS -Exercise 3
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  2. Ammonia forms the complex [Cu(NH3)4]^(2+) with copper ions in alkaline...

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  3. The radius of La^(+) (at no 57) is 1.06Å. What may be the radius of Lu...

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  4. Cerium (Z= 58) is an important nember of the lanthanoids . Which of th...

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  5. The lanthanide contraction is responsible for the fact that

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  6. Which of the following factors may be regarded as the main cause of la...

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  7. The spin-only magnetic moment [in units of Bohr magneton, (mu(B) of Ni...

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  8. lanthanoid contraction is caused due to:

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  9. Identify the incorrect statement among the following.

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  10. The actinoids exhibit, more member of oxidation states in general than...

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  11. Larger number of oxidation state are exhibited by the actinoids than t...

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  12. In context with the transition elements, which of the following statem...

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  13. Knowing that the chemistry of lanthanoids (Ln) is dominated by its +3 ...

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  14. The correct order of E(M^(2+)//M)^(@) Values with negative sign for th...

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  15. In context of the lanthanoids, which of the following statements is no...

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  16. The outer electrons configuration of Lu (Atomic No.,71) is :

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  17. Iron exhibits +2 and +3 oxidation states. Which of the following state...

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  18. Which one of the following arrangements does not represent the correct...

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  19. Four successive members of the first row transition elements are liste...

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  20. Which series of reactions correctly represents chemical rections relat...

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