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The trivalent ion having largest size in...

The trivalent ion having largest size in lanthanoid series is

A

Ti

B

Zr

C

Hf

D

Ce

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Verified by Experts

The correct Answer is:
D
The trivalent ion having the largest size is Cerium. This is due to the lanthanide contraction.
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NTA MOCK TESTS-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES TEST -SINGLE CHOICE
  1. The electron affinities of O, F, S and Cl are in the order

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  2. Which of the following cations acts as oxidizing agent ?

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  3. The trivalent ion having largest size in lanthanoid series is

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  4. The correct order of increasing oxidising power is

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  5. Which of the following is a typical element?

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  6. Calculate the electronegativity of fluorine using the following data. ...

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  7. Which of the following set of elements can not be a triad ?

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  8. Which among the following is the incorrect order of size?

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  9. The first ionisation energies in eV/atom of magnesium and aluminium ar...

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  10. Which one of the following is not a representative element?

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  11. The 15 elements have been placed in VI period and third group of the p...

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  12. The atomic masses of Li and K are 7 and 39, respectively. According to...

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  13. A trend which is common to elements of both the group 1st and group 17...

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  14. Which among the following statements is correct?

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  15. Which of the following is incorrect ?

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  16. The ionic radii (in Å) of N^(3-),O^(2-) and F^- are respectively:

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  17. The attractive force exerted by an atom on an electron pair shared wit...

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  18. The correct order of covalent, van der Waals and crystal radii is

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  19. The effective nuclear charge for an electron in ""7N^14 will be (usin...

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  20. What is the atomic number of the element with symbol Uus?

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