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Separation of Lanthanides from their mix...

Separation of Lanthanides from their mixture is not easy because of

A

Shielding effect

B

Penetrating effect

C

Consequences of lanthanide contraction

D

Inert pair effect

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-PERIODIC PROPERTIES-LEVEL-I (MAIN) EXERCISE-II
  1. Which of the following is not a periodic property ?

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  2. Elements of the same vertical group of the periodic table have

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  3. The approximate size of an atom is

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  4. Atomic radius is measured by

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  5. Atomic radius depends upon (i) Number of bonds formed by the atom ...

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  6. Covalent bond length of chlorine molecule is 1.98Å. Then covalent radi...

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  7. Van der Waal's radius is used for

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  8. If the atomic radius of non-metal bromine is 1.14 Å, its covalent radi...

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  9. The covalent and van der Waals radii of chlorine respectively are

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  10. In the isoelectronic species the ionic radii (A^@) of N^(3-) , O^(2-) ...

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  11. Correct statement among the following is

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  12. Very slight decrease in atomic radius occurs in a transition series wh...

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  13. Separation of Lanthanides from their mixture is not easy because of

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  14. If the radius of Fe^(+ +) is 0.76A^@, the radius of Fe^(+ + +) may be

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  15. Among elements with the following electronic configurations, the one w...

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  16. Largest ion among the following is

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  17. Which of the following has the largest atomic radius ?

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  18. Which of the following order is correct for the size of Fe^(3+) , Fe a...

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  19. Metallic radius of Ca is 200pm. Covalent radius of Ca is

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  20. Similarity in the radius of Zr and Hf is explained on the basis of

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