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Which of the following element is most e...

Which of the following element is most electropositive?

A

`[He]2s^(1)`

B

`[He]2s^(2)`

C

`[Xe]6s^(1)`

D

`[Xe]6s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Size increases electropsitive character increases.
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NARAYNA-CLASSIFICATION OF ELEMENTS AND PERIODICITY -EXERCISE - 2 (C.W)
  1. If the ionization enthalpy and electron gain enthalpy of an element ar...

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

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  3. Which of the following element is most electropositive?

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

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

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

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

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

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

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

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

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

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  15. Which of the following statements are correct ?

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

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

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  18. Which of the following have no unit?

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

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  20. Which is incorrectly matched

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