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Lanthanoide contraction affects on...

Lanthanoide contraction affects on

A

basicity of lanthanoide hydroxides

B

atomic and ions radii of post lanthanoide

C

similarty in properties of `2 ^(nd) and 3 ^(rd)` row transition elements

D

all of these

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The correct Answer is:
D
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Lanthanoide contraction and its consequences

Lanthanoids.

Lanthanoide contraction is due to

What is Lanthanoid contraction? Name an alloy which contains some of the lanthanoids elements.

NIKITA PUBLICATION-D-AND F-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS
  1. Chemical twins are preent in which of the transition series

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  2. The steady decrease in atomic size in lanthanide series is called lant...

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  3. Lanthanoide contraction affects on

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  4. Which of the following pair of elements are called chemical twins ?

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  5. From La (OH)(3) to Lu (OH)(3) which of the following is wrong stateme...

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  6. What is the correct order of ionic size of lanthanoide ions ?

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  7. The pair of elements which are not having similarly in atomic and ioni...

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  8. The pair of elements like Zr - Hf, Nb - Ta and Mo -W. Due to lanthanoi...

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  9. The pair of lanthanoide ions used as raducing agents is/are

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  10. Actinides form oxocation because of

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  11. The least basic hydroxide is

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  12. Which of the following lanthanodie ion used as oxidizing agent ?

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  13. In lanthanoides the increase in at. No. 14 results in decrease of atom...

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  14. The steady decrease in ionic size in lanthanides due ot lanthanide con...

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  15. Which of the following is correct about actinides ?

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  16. Which of the following has poor shielding effect ?

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  17. Most of the ions of lanthanide and actinide series have unpaired elect...

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  18. Basic characters of Ln ^(3+) ion is

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  19. Which of the following oxocation is not possible

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  20. Basicity of the lanthanides depends upon

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