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The horizontal quantum number for the l...

The horizontal quantum number for the last electron in sodium atom is

A

1

B

2

C

0

D

3

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-ATOMIC STRUCTURE-Objective exercise - 1
  1. Correct set of four quantum numbers for the valence electron of Rubidi...

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  2. n, l and m values of the 2p(z) orbital are

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  3. The horizontal quantum number for the last electron in sodium atom is

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  4. Which of the following is not a possible value of azimuthal quantum nu...

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  5. Maximum number of electrons that can be present in M and N - shells re...

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  6. What is the maximum number of electrons that can be theoretically pres...

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  7. The correct set of quantum numbers for a 4d electrons is

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  8. Which of the following sets of quantum numbers is correct for an elect...

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  9. No two electrons in an orbital can have parallel spin. This statement ...

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  10. Electrons never pair, if there are empty orbitals in a given sub-shell...

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  11. Which of the following explains the sequence of filling electrons in d...

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

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  13. The electronic cnfiguration of sodium is

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  14. Which of the following represent an acetal/ ketal

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  15. Electronic configuration of the element with atomic number 56 and mass...

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  16. The electronic configuration of Sodium is 1s^(2) 2s^(2) 2p^(6) 3s^(1) ...

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  17. The correct valence electronic configuration for Cu(z = 29) is

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  18. Which one of the following pairs of ions have the same electronic conf...

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  19. The (n+l) value for 4f sub-shell is

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  20. The energy of the electron in the hydrogen atom is given by the expres...

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