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No two electrons in an atom will have al...

No two electrons in an atom will have all the four quantum numbers same. This statement is known as

A

Exclusion principle

B

Uncertainty principle

C

Hund's rule

D

Aufbau principle

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The correct Answer is:
A
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DINESH PUBLICATION-ATOMIC STRUCTURE-Revision Questions
  1. The magnetic quantum number specifies.

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  2. The ratio of ionization energy of H and Be^(+3) is.

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  3. No two electrons in an atom will have all the four quantum numbers sam...

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  4. The maximum number of electrons that can be taken by a subshell with l...

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  5. The number of electrons in the M shell of the element with atomic numb...

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  6. The value of Planck's constant is

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  7. Two electrons occupying the same orbital are distinguished by :

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  8. The symbol of the element whose atoms have the outer most electronic c...

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  9. The principal quantum number, n describes

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  10. The quantum numbers for the outer electrons of an atom are given by ...

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  11. When electrons revolve in stationary orbits,

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  12. .(11)^(22)Na contains

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  13. Which quantum number is sufficient to describe the electron in hydroge...

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  14. For a given principal level n = 4 the energy of its subshells is of t...

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  15. Which one of the following shows the correct electronic configuration ...

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  16. The valence orbital configuration of an element with atomic number 23 ...

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  17. The electronic configuration of 1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(2) cor...

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  18. The maximum number of electrons in p-orbital with n = 6, m = 0 is

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  19. The number of netrons in the element Be is

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  20. When the azimuthal quantum number l = 1, the shape of the orbital will...

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