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Which of the following may have same set...

Which of the following may have same set of quantum numbers? :

A

Last electron of Sc and last electron of Fe.

B

An unpaired electron of C and an unpaired electron in Si.

C

Last electron of Sc and last electron of Y.

D

An unpaired electron in 2p orbital of N and unpaired electron in 2p orbital of B.

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The correct Answer is:
D
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  2. Which electronic configuration does not follow the Aufbau rule? : 1s...

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  3. The subshells which are filled just before and just after the filling ...

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  4. The magnetic moment and nature for isolated gaseous ion Au^(3+) is. :...

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  5. The correct set of quantum numbers for the last electron of Na^(+) is3...

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  6. Select the correct statement for Ne.

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  7. Which of the following may have same set of quantum numbers? :

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  8. Choose the correct statement among the following:

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  9. In boron atom, shielding of the last electron is due to

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  10. Which of the following statements is correct?

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  11. Which of the following species has the magnetic moment value of 3.87 B...

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  12. The first emission line in the atomic spectrum of hydrogen in the Balm...

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  13. Which of the following orbit of He^(+) ion will have the same energy a...

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  14. The ratio of potential energy and total.energy of an electron in Bohr ...

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  15. The number of possible spectral lines emitted when electron in n=4 Boh...

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  16. The correct order of penetrating power of 3s, 3p, 3d electrons is:

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  17. Which of the following rules could explain the presence of three unpai...

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  18. The orbital diagram in which both the Pauli's exclusion priciple and H...

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  19. The correct order of screening effects of s, p, d, f sub-shells is:

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  20. Which of the following subshells can accommodate as many as 10 electro...

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