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The outer electronic structure of 3s^2 3...

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

A

Cl

B

O

C

Ar

D

Br

Text Solution

Verified by Experts

The correct Answer is:
A
The atomic number of chlorine is 17 its configuration is `1s^(2)2s^(2)2p^(6)3s^(2)3p^(5)`.
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ERRORLESS-STRUCTURE OF ATOM-NCERT BASED QUESTIONS (Quantum Number, Electronic Configuration and Shape of Orbitals)
  1. Which one is the ground state

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  2. Which of the following electronic configurations is not possible

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

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

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  5. Total number of unpaired electrons in an atom of atomic number 29 is

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  6. v41newFlow

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  7. Which of the following ions has the maximum number of unpaired d-elect...

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  8. Which of the following options does not represent ground state electr...

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  9. The pair of ions having same electronic configuration is.

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  10. Correct energy value order is

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  11. Out of the following electronic arrangements for outer electronic conf...

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  12. Probability of finding an electrons at the nodal surface is

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

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  14. Which orbital give an electron the greatest probability of being found...

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  15. The valency of the element having atomic number 9 is

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  16. A completely filled d -orbital (d^(10)) is

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  17. Number of unpaired electrons in Mn^(4+) is

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  18. Number of nodal centres for 2s orbital

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  19. p-orbitals of an atom in presence of magnetic field are

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  20. The orbital with maximum energy is

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