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The correct order of second ionisation p...

The correct order of second ionisation potential of C, N, O and F is:

A

`CgtNgtOgtF`

B

`CgtNgtFgtO`

C

`OgtFgtNgtC`

D

`FgtOgtNgtC`

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DINESH PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-All Questions
  1. The ions O^(2-), F^-, Na^+, Mg^(2+) and Al^(3+) iso-electronic. Their ...

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  2. Which one of the following sets of ions represents the collection of i...

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  3. Which of the following sets of ions represents a collection of isoelec...

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  4. The increasing order of the first ionization enthalpy of the elements ...

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  5. Following statements regarding the periodic trends of chemical reactiv...

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  6. Largest difference in radii is found in case of the pair

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  7. The charge/size ratio of a cation determines its polarizing power. Whi...

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  8. Which one of the following constitutes a group of the isoelectronic sp...

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  9. The correct of decreasing second ionisation enthalpy of Ti(22),V(23),C...

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  10. Amongst the following elements (whose electronic configuration an gi...

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  11. The correct order of decreasing ionic radii among the following isoele...

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  12. Assertion: Oxides are more ionic than corresponding sulphides. Reaso...

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  13. Assertion: The first ionization energy of Be is greater than that of B...

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  14. Assertion :First ionization energy is lower than oxygen. Reason :Ac...

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  15. Assertion : F is more electronegative than Cl. Reason : F has high e...

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  16. The first three successive ionisation energies of an element X are 520...

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  17. The first three successive ionisation energies of an element Y are 900...

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  18. The correct order of second ionisation potential of C, N, O and F is:

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  19. An element has successive ionization enthalpies as 940 (first),2080,30...

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  20. The mass fraction of hydrogen in a compound of Group 14 element is 0 1...

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