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The electron configuration in which Aufb...

The electron configuration in which Aufbau principle is violated is:

A

B

C

D

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The correct Answer is:
B
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MODERN PUBLICATION-STRUCTURE OF ATOM-MULTIPLE CHOICE QUESTIONS (LEVEL II)
  1. The electron configuration in which Aufbau principle is violated is:

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  2. The maximum number of electrons theoritically possible for seventh pri...

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  3. The quantum numbers for the valence electron of an atom are n=3,l=0,...

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  4. The splitting of the spectral lines under the influence of magnetic fi...

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  5. The number of electrons in the highest principal energy level for an e...

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  6. Which of the following is not characteristic of X-rays?

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  7. The ground state electronic configuration ofFe^(3+) (g) ion is:

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  8. The number of spherical nodes in a 4s-orbital in hydrogen atom is:

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  9. The dipositive meal ion has the outermost configuration 3d^(10)4s^(0)....

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  10. How many electrons can have the values n=2, l=1,and s=+1//2 in the con...

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  11. An electron will have highest energy with which one of the followng se...

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  12. The thresthold frequencey for photoelecric emission of electrons from ...

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  13. Which of the following relates to light as wave motion as well as a st...

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  14. Which of the following has maximum magnetic moment?

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  15. The electronic configuration of molybdenum (Z=42) is

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  16. The total number of unpaired electrons in Rf (Z=104) are

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  17. The number of d-electrons Fe^(2+)(Z=26) is not equal to that to the

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  18. Light of wavelenght lamda shines oinlametal surface with intensity x ...

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  19. The angular wave function depends upon quantum numbers.

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  20. The kinetic energy of the electron emitted when light of frequency 3.5...

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