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Which of the following process is exothe...

Which of the following process is exothermic?

A

`F^(-) rarr F`

B

`N rarr N^(2-)`

C

`O rarr O^(2-)`

D

`2CI^(+) rarr CI_(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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GRB PUBLICATION-PERIODIC TABLE-D. Electron Gain Enthalpy (Electron Affinity)
  1. Which of the following is not the correct arrangement according to the...

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  2. Electronic configuration of four elements p,q,r and s are given below ...

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

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

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  5. The incorrect statement is :

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  6. Which of the following atom has towest negative electron gain enthalpy...

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  7. Which of the following series correctly match relationship between ele...

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  8. Select the incorrect order about halogen.

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  9. Most easily Fe^(2+) ions can be produced from Fe atom be absorbing ene...

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  10. Which of the following process is associated with best possibility of ...

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  11. The correct order of electron affinity for the different families is:

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  12. N(0)//2 atoms of X(g) are converted into X^(+) (g) by energy E(1) . N(...

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  13. Which of the following statements is correct?

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  14. Which of the following process is exothermic?

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  15. Which of the following processes is exothermic?

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  16. Arrange N,O and S in order of increasing electron affinity.

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  17. Which of the following statements is incorrect?

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  18. Which enthalpy is not associated with following change ? Elemental c...

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  19. Consider the electronic configuration of 2 elements: (P) 1s^(2),2s^(...

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  20. Which of the following would require least energy?

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