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If the electronic structure of oxygen at...

If the electronic structure of oxygen atom is written as `1s^(2) , 2s^(2) it would violate

A

Hund's rule

B

Pauli's exclusion principle

C

both Hund's and Pauli's principle

D

None of these

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NARENDRA AWASTHI-ATOMIC STUCTURE-Exercise
  1. Which of the following elements is represents by the electronic config...

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  2. The ratio of magnetic of Fe (III) and Co (II) is :

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  3. If the electronic structure of oxygen atom is written as 1s^(2) , 2s^(...

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  4. A compound of vanadium has a magneitc moment (mu) of 1.73 BM. If the v...

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  5. d^(6) configuration will result in total spin of :

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  6. The probability of finding electron in d(xy) orbital is :

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  7. Select correct statement :

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  8. Read the following statements and choose the correct option. (I) ...

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  9. The quantum number of four electrons (el to e4) are given below :- ...

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  10. The energy of an electron of 2p(x) orbital is :

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  11. In group 15 elements, the number of unpaired electrons in valence shel...

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  12. The orientation of an orbital is governed by the quantum number k...

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  13. What is the maximum number of electrons in a subshell that can have th...

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  14. which of the following statements about an electron with m1=+2 is inco...

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  15. which of the following set of quantum numbers is impossible for an ele...

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  16. In a 3d subshell, all the five oprbitals are degenerate. What does it ...

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  17. which of the following subshell can accommodate as many as 10 electron...

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  18. which of the following statements is correct for an electron having az...

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  19. which of the following statements is incorrect?

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  20. For an 4py orbital, there are nodal plane……… and azimuthal quantum num...

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