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The radii of F, F^(-) , O andO^(2-) ar...

The radii of F, `F^(-) , O andO^(2-)` are in the order

A

`O^(2-)gtOgtF^(-)gtF`

B

`F^(-)gtO^(2-)gtFgtO`

C

`O^(2-)gtF^(-)gtOgt^(+)F`

D

`O^(2)gtF^(-)gtFgtO`

Text Solution

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The correct Answer is:
c
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SURA PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-ADDITIONAL CHOOSE THE CORRECT ANSWER
  1. The effective nuclear charge across the period (from left to right)

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  2. Which of the following N^(3-),O^(2-),F^(-) is largest in size?

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  3. The radii of F, F^(-) , O andO^(2-) are in the order

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  4. Which of the following atom has the lowest ionization enthalpy?

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  5. Which of the following has the highest positive electron gain enthalpy...

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  6. Which of the following statements is incorrect ?

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  7. Correct order of 1st ionization potential among elements Be,B,C,N,O is

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  8. The most electronegative element of the periodic table is

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  9. Assertion (A) : The first ionization energy of Al is lower than Mg. ...

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  10. Ionic radii are

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  11. Which of the following sets contain only isoelectionic ions?

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  12. With repect to chlorine ,hydrogen will be

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  13. Which orbital diagram gives an insight to the highest ionization ene...

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  14. Among the elements given below has the highest value of electronegativ...

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  15. Pick the incorrect statement about the factors affecting ionization en...

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  16. Statements I : Noble gases have zero electron gain enthlpy. Statem...

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  17. The relative tendency of a bonded atom in a molecule to attract the sh...

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  18. Which of the following property has no unit ?

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  19. In a group with decrease in electronegativity the metallic character ...

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  20. Which of the following processes involves absorption of energy?

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