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Which of the following oxidation states ...

Which of the following oxidation states is common for all lanthanides ?

A

4

B

2

C

5

D

3

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-D-BLOCK ELEMENTS-OBJECTIVE EXERCISE-3 (PREVIOUS NEET/AIPMT QUESTIONS)
  1. Which of the following pairs has the same size

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  2. Match List I (substances) with List II (processes) employed in the man...

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  3. Which of the following oxidation states is common for all lanthanides ...

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  4. Compare the stability of + 2 oxidation state of the elements of the fi...

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  5. Acidified K2Cr2O7 solution turns green when Na2SO3 is added to it. Thi...

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  6. Which of the statements is not true?

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  7. Which one of the following does not correctly represent the correct or...

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  8. Four successive members of the first series of the transition metals a...

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  9. Catalytic activity of transition elements and their compounds is due t...

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  10. Which of the following exhibits only +3 oxidation state ?

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  11. Which of the following does not give oxygen on heating?

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  12. Which of the following lanthanoid ions is diamagnetic ?

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  13. Identify the correct order of solubility of Na(2)S, CuS and ZnS in aqu...

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  14. The reaction of aqueous KMnO(4) with H(2)O(2) in acidic conditions giv...

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  15. Magnetic moment 2.83 BM is given by which of the following ions ?

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  16. Reason of lanthanodi contraction is

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  17. Magnetic moment 2.84B.M. is given by (Atomic number, Ni = 28, Ti = 22,...

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  18. Which of the following processes does not involve oxidation of iron ?

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  19. Because of lanthanoid contraction, which of the folliwng pairs of elem...

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  20. Assuming complete ionisation, same moles of which of the following com...

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