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Which of the following has the highest p...

Which of the following has the highest positive electron gain enthalpy ?

A

F

B

`O^(-)`

C

`Na^(+)`

D

`Mg^(2+)`

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The correct Answer is:
B
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SURA PUBLICATION-PERIODIC CLASSIFICATION OF ELEMENTS-ADDITIONAL CHOOSE THE CORRECT ANSWER
  1. The radii of F, F^(-) , O andO^(2-) are in the order

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

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

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  4. Which of the following statements is incorrect ?

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

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  6. The most electronegative element of the periodic table is

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

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  8. Ionic radii are

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

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  10. With repect to chlorine ,hydrogen will be

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

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

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

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

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

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  16. Which of the following property has no unit ?

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

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

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  19. Which set of elements shows positive electron gain enthapy?

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  20. Char Coal is a element.

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