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Consider the isoelectronic species, Na^(...

Consider the isoelectronic species, `Na^(+),Mg^(2+),F^(-)` and `O^(2-)`. The correct order of increasing length of their radii is:

A

`F^(-) lt O^(2-) lt Mg^(2+) lt Na^(+)`

B

`Mg^(2+) lt Na^(+) lt F^(-) lt O^(2-)`

C

`O^(2-) lt F^(-) lt Na^(+) lt Mg^(2+)`

D

`O^(2-) lt F^(-) lt Mg^(2+) lt Na^(+)`

Text Solution

Verified by Experts

The correct Answer is:
B
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GRB PUBLICATION-PERIODIC TABLE-B.Atomic and Ionic Radius
  1. The correct order of radii is:

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  2. Select the correct order of ionic radii.

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  3. Consider the isoelectronic species, Na^(+),Mg^(2+),F^(-) and O^(2-). T...

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  4. Which one of the following is correct order of the size of iodine spec...

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  5. Which statement about the radii of atoms and their ions is correct?

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  6. The order of magnitude of ionic radii of ions Na^(+),Mh^(2+),Al^(3+) a...

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  7. Which ions has greatest radius in the following?

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  8. In the isoelectronic species the ionic radii of N^(3-), O^(2-), F^(-) ...

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  9. The Lanthanide contraction is responsible for the fact that

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  10. Mg,Mg^(2+),AI and AI^(3+) are arranged in decreasing order of size 1 g...

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  11. Which of the following order of radii is incorrect?

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  12. Size of which elements are respresented as non-bonded radii?

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  13. Which gas-phase atom has the largest radius?

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  14. For which pair of species are the radii most similar?

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  15. The ions below are listed in order of increasing radii except:

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  16. Which atom has the largest atomic radius?

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  17. In which list are atoms of the elements Be,B, Mg and AI arranged from ...

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  18. K^(+),CI^(-),Ca^(2+),S^(2-) ions are isoelectronic. The decreasing ord...

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  19. The radius of which is closest to that of the Li^(+) ions?

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  20. For which pair of species is the difference in radii the greatest?

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