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The principal quantum number, n describe...

The principal quantum number, n describes

A

Shape of orbital

B

Sub-shell of electron

C

Main energy shell of electron

D

Spin of electron

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The correct Answer is:
C
The principal quantum number, n describes the main energy shell of electron.
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DINESH PUBLICATION-ATOMIC STRUCTURE-Revision Questions
  1. Two electrons occupying the same orbital are distinguished by :

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

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  3. The principal quantum number, n describes

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

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  5. When electrons revolve in stationary orbits,

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  6. .(11)^(22)Na contains

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

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

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

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

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

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

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  13. The number of netrons in the element Be is

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

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  15. The spectrum of He is expected to be similar to that of

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  16. Sodium chloride imparts a yellow colour to the Bunsen flame .This ca...

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  17. The exact path of electron 2p orbital cannot be determined the above s...

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  18. For the energy levels in an atom , which one of the following statem...

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  19. Subsidiary quantum number specifies

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  20. As we move away from nucleus, the energy of orbit

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