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The principal quantum number represent...

The principal quantum number represent

A

Shape of an orbital

B

Distance of electron from nucleus

C

Number of electrons in an orbit

D

Number of orbitals in an orbit

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The correct Answer is:
B
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ERRORLESS -ATOMIC STRUCTURE-Quantum numbers , Electronic configuration and Shape of orbitals
  1. An atom has 2 electrons in K shell, 8 electrons in L shell and 6 elect...

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  2. The number of unpaired electrons in 1s^2, 2s^2 2p^4 is

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  3. The principal quantum number represent

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  4. if n=3, then the value of 'l' which is incorrect

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  5. Which statement is correct for n=5, m=3

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  6. 1s^2 2s^2 2p^6 3s^1 shows configuration of

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  7. Which of the following set of quantum number belongs to highest energy...

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  8. Which of the following electronic configurations is not possible

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  9. The orbital with maximum energy is

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  10. Energy of atomic orbitals in a particular shell is in the order.

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  11. Aufbau principle is obeyed in which of the following electronic config...

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  12. Quantum numbers n=2, l=1 represent :

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  13. Maximum number of electrons in a sub-shell of an atom is determined by...

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  14. The outer electronic structure of 3s^2 3p^5 is possessed by

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  15. The maximum number of electrons in p-orbital with n=5, m=1 is

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  16. Which of the following electronic configuration is not possible accord...

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  17. The angular momentum of an electron is zero. In which orbital may it b...

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  18. The quantum number which specifies the location of an electron as well...

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  19. Which one is the ground state

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  20. Which of the following sequence is correct as per Aufbau principle ?

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