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Electronic configuration of some element...

Electronic configuration of some elements is given in Column I and their electron gain enthalpies are given in column-II. Match the electronic configuration with electron gain enthalpy.

A

(i-A), (ii-B), (iii-C), (iv-D)

B

(i-D), (ii-A), (iii-B), (iv-C)

C

(i-B), (ii-A),(iii-C),(iv-D)

D

(i-D),(ii-A),(iii-C),(iv-B)

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The correct Answer is:
B
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NARAYNA-CLASSIFICATION OF ELEMENTS AND PERIODICITY -EXERCISE - 2 (C.W)
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  3. Which of the following elements has zero electron affinity ?

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

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

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  7. The order in which the following oxides are arranged according to decr...

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  8. An element of atom mass 39 has the electron configuration 2,8,8,1 whic...

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  9. Match the entries of Column I with appropriate entries of Column II an...

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  10. Match the entries of Column I with appropriate entries of Column II an...

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  11. Match the entries of Column I with appropriate entries of Column II an...

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  12. Which of the following sequences contain atomic numbers of only repres...

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  13. Which of the following elements will gain one electron more readily in...

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  14. Which of the following statements are correct ?

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  15. Which of the following sets contain only isoelectronic ions?

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  16. In which of the following options order of arrangement does not agree ...

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  17. Which of the following have no unit?

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  18. An element belongs to 3rd period and group 13 of the periodic table. W...

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  19. Which is incorrectly matched

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  20. Electronic configuration of some elements is given in Column I and the...

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