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The electronic configuration of an eleme...

The electronic configuration of an element is `1s^(2),2s^(2),2p^(6),3s^(2),3p^(6),3d^(5),4s^(1)`. This represents its :

A

excited state

B

ground state

C

cationic form

D

anionic from

Text Solution

Verified by Experts

The correct Answer is:
B
The given electronic configuration in ground state for chromium.
Hence B is the correct answer.
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FIITJEE-ATOMIC STRUCTURE-SOLVED PROBLEMS (OBJECTIVE)
  1. If the nitrogen atom has electronic configuration 1s^(7), it would hav...

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  2. The energy of an electron in the first Bohr orbit of H atom is -13.6 e...

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  3. The electronic configuration of an element is 1s^(2),2s^(2),2p^(6),3s...

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  4. Which of the following set of quantum number is are not permitted ?

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  5. Which of the following pairs of ions have the same electronic configur...

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  6. If an electron in H atom has energy of -76.4 kcal "mol"^(-1) .The o...

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  7. What transition in the hydrogen spectrum would have the same wavelen...

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  8. The energy of second Bohr orbit of the hydrogen atom is - 328 k J mol^...

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  9. Principal azimuthal , and magnetic quantum numbers are respetively r...

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  10. If the radius of the second Bohr of hydrogen atom is r(2) the radius ...

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  11. Difference between n^(th) and (n+1)^(th) Bohr's radius of H atom is eq...

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  12. The dissociation energy of H(2) is 430.53 kJ mol^(-1), If H(2) is of d...

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  13. Number of waves in third Bohr's orbit of hydrogen will be

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  14. In hydrogen atom are excited in the fifth level .The number of line ...

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  15. If a(0) represents the bOhr radius, the de Broglie wavelength of the e...

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  16. Let of waveldnth lamda shines on a metal surface with intensity x and ...

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  17. Ground state electronic configuration of nitrogen atom can be represen...

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  18. Which of the following statements/s is/are wrong?

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  19. For the energy levels in an atom , which of the following statement ...

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  20. Which of the following statement (s) is (are) correct?

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