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The outermost electronic configuration o...

The outermost electronic configuration of the least reactive element is

A

`ns^(2)np^(3)`

B

`ns^(2)np^(4)`

C

`ns^(2)np^(5)`

D

`ns^(2)np^(6)`

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The correct Answer is:
D
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DINESH PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-All Questions
  1. Electronegativity refers to the tendency of atom to

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  2. The outer shell configuration of the most electronegative element is

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  3. The outermost electronic configuration of the least reactive element i...

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  4. The correct order of electronegativity of N,O, F and P is

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  5. Which of the following pairs show diagonal relationship?

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  6. Which of the following pairs show diagonal relationship?

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

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  8. What is true about iso-electronic ions ?

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  9. Which of the following set of species contains elements which have bee...

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  10. Which of the following belongs to d-block?

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  11. Pd has exceptional valence shell electronic configuration of 4d^(10)5s...

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  12. An element X has IE and EA respectively 275 and 1450 kJ mol^(-1). The ...

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  13. The van der Waal's radii of O,N,CI,F and Ne increase in the order

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  14. The outer shell configuration and group number of the element with ato...

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  15. Which of the following pair contains species having nearly same charge...

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  16. According to IUPAC norms an element has been named as Uun. The atomic ...

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  17. Which of the following ion will form most water soluble hydroxide?

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  18. Which of the following has greatest tendency to lose electron ?

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  19. With which of the following configuration the lowest value of first IE...

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  20. Which of the following configuration is associated with biggest jump b...

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