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Which one of the following represents th...

Which one of the following represents the electronic configuration of the most electropositive element?

A

`[He]2s^(1)`

B

`[Xe] 6s^(1)`

C

`[He]2s^(2)`

D

`[Xe] 6s^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
It is Cs, the most electropositive metal.
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DINESH PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-All Questions
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  7. Iso-electronic ions are those which have

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  8. The electronic configuration of the fourth transition element is

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  9. which among the following species has the same number o f electrons in...

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  10. The general valence shell electronic configuration of transition eleme...

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  11. The anion O^(2-) is iso-electronic with

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  12. In the iso-electronic series : K^(+),Cl^(-),S^(2-),Ca^(2+), the lar...

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  13. Which among the following is not iso-electronic ?

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  14. An element of p-block in which last electron enters into s-orbital of ...

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

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  18. In going from fluorine to iodine

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  20. The element of second period which forms most acidic oxide is

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