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According to Aufbau principle, electron ...

According to Aufbau principle, electron enter first into which of the following orbital ?

A

Highest energy

B

Lowest energy

C

Nearly equal energy

D

None of these

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BEYOND PUBLICATION-STRUCTURE OF ATOM-EXERCISE
  1. Who modified Bohr‘s theory by introducing elliptical orbits for electr...

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  2. Which of the following electronic configuration corresponds to an iner...

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  3. According to Aufbau principle, electron enter first into which of the ...

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  4. The magentic quantum number, m for the outermost electron in the sodiu...

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  5. The maximum number of electrons that can be accommodated in all the or...

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  6. When 4p orbital in any atom is filled completely,the next electron goe...

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  7. Nitrogen atom has 3 unpaired electrons in its ground state. It can be ...

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  8. All the four quantum numbers may not be the same for any two electrons...

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  9. The n + l value of 3d orbital is

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  10. The atomic number (Z) of an element is 25. In its ground state, how ma...

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  11. What is called the splitting of light into different colours ?

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  12. In an electromagnetic wave electric, magnetic fields areto each other.

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  13. The orbit of least energy

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  14. Among 3p, 4s, 3d, 4p orbitals which has least energy ?

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  15. The quantum number which explains about size and energy of the orbit o...

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  16. The sub shells present in L shell are

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  17. The maximum value of l for n=5 is

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  18. ‘f’ orbitals are present in

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  19. The number of m1 values for l= 3 is,

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  20. The quantum number which give shape of orbital

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