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The successive ionization energies (in k...

The successive ionization energies (in kJ/mol) for an element are shown below.
`{:(E_(1),E_(2),E_(3),E_(4),E_(5)),(577,1820,2740,11600,14800):}`
What is the electron configuration of this element?

A

P

B

Mg

C

Si

D

Al

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The correct Answer is:
D
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MODERN PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS (B)) (MCQs)
  1. Which of the following represents the correct order of increasing firs...

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

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  3. The successive ionization energies (in kJ/mol) for an element are show...

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  4. Amongest Be, B, Mg and Al, the second ionization potential is maximum ...

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  5. The ionic radii of N^(3-), O^(2-) and F^(-) are respectively given by:

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  6. An element X belongs to the fourth period and the fifteenth group of t...

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  7. Which of the following atoms has the highest first ionisation energy ?

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  8. Which of the following atom should have the highest negative first ele...

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  9. The order of electronegativities among N,C, Si and P is

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  10. The group having isoelectronic species is

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  11. Which electronic configuration will show the highest first ionization ...

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  12. What is the correct increasing order of ionic atomic radii in the foll...

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  13. Which element has the highest first ionization potential ?

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  14. Which of the following statements is not correct for the periodic clas...

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  15. the element with Z=120 (not yet discovered ) will be an /a :

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  16. The first ionization enthalpy of the following elements are in the ord...

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  17. In general, the properties that decrease and increase down a group in ...

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  18. The group number, number of valence electrons, and valency of an eleme...

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  19. The IUPAC symbol for the element with atomic number 119 would be :

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  20. When the first electron gain enthalpy (triangle(eg)H) of oxygen is -14...

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