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In which of the following pairs, the siz...

In which of the following pairs, the size of the first species is not more than the second?

A

Li,F

B

`Fe^(2+),Fe^(3+)`

C

`Na^(+),F^(-)`

D

`S,O`

Text Solution

Verified by Experts

The correct Answer is:
C
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MODERN PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-MULTIPLE CHOICE QUESTIONS (LEVEL -II)
  1. Out of Cs^(+),Li^(+),Mg^(2+) and Na^(+),the largest size of :

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  2. The element having electronic configuration [Kr]4d^(10)4f^(7)5s^(2)5p^...

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  3. In which of the following pairs, the size of the first species is not...

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  4. In second period of the periodic table, ionisation energy follows the ...

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  5. The minimum ionisation enthalpy from the isoelectric species Ca^(2+), ...

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  6. Which of the following electronic configurations corresponds to elemen...

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  7. In a given period, the alkali metals have:

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  8. The electronic configuration of an atom X is 1s^(2)2s^(2)2p^(6)3p^(6)3...

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  9. In any group of the periodic table, atomic size and ionisation energy ...

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  10. The ionisation enthalpy of nitrogen is larger than that of oxygen beca...

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  11. The correct order of first ionisation enthalpy of carbon,nitrogen,oxyg...

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  12. The electronegativity of the following elements increases in the order...

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  13. The atom having the outer electronic configuration 4s^(2)4p^(2)would b...

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  14. The statement that is not correct for periodic classification of eleme...

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  15. Amongst the following elements (whose electronic configurations are gi...

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  16. The element of 4th period of the periodic table having maximum magneti...

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  17. The outermost electronic configuration of the most electronegative ele...

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  18. The maximum tendency to form the uni positive ion is for the element w...

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  19. The first ionisation enthalpy (in kJ/mol) of Be, B and C atoms are res...

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  20. Which of the following configurations is associated with biggest jump ...

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