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The correct order of the second ionisati...

The correct order of the second ionisation potential of carbon, nitrogen, oxygen and fluorine is

A

`C gt N gt O gt F`

B

`O gt N gt F gt C`

C

`O gt F gt N gt C`

D

`F gt O gt N gt C`

Text Solution

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The correct Answer is:
C
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NARAYNA-CLASSIFICATION OF ELEMENTS AND PERIODICITY -EXERCISE - 2 (C.W)
  1. Which of the following has largest radius?

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  2. An element which lies in the same group of the periodic table as mercu...

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  3. The correct order of the second ionisation potential of carbon, nitrog...

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  4. The order of decreasing atomic radii for Be, Na & Mg is

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  5. From which of the following species in gaseous state it is easiest to ...

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  6. Ionisation of energy F^(ɵ) is 320 kJ mol^(-1). The electronic gain ent...

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  7. The element having very high ionization enthalpy but zero electron af...

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  8. The first ionisation potential of Na is 5.1eV. The value of eectrons g...

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  9. Among halogens, the correct order of amount of energy released in elec...

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  10. The formation of oxide ion O^(2-)(g) from oxygen atom requires first a...

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  11. Electronic configuration of four elements A, B ,C and D are given belo...

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  12. The ionisation energy and electron affinity of an element are 13.0ev a...

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  13. The electronegativity of cesium is 0.7 and that of flourine is 4.0 The...

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  14. If the ionization enthalpy and electron gain enthalpy of an element ar...

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  15. Calculate the effective nuclear charge experienced by the 4s-electron ...

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  16. Which of the following element is most electropositive?

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  17. Which of the following elements has zero electron affinity ?

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  18. The first ionization energy value of an element area 191, 578,872 and ...

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  19. Which of the following elements represents highly electropositive as w...

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  20. Although metals form basic oxides, which of the following metals form ...

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