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Which molecule/ion out of the following ...

Which molecule/ion out of the following does not contain unpaired electrons?

A

`N_2^(+)`

B

`O_2`

C

`O_2^(2-)`

D

`B_2`

Text Solution

Verified by Experts

The correct Answer is:
C
only `0_2^(2-)` doesnot contain any unpaired electrons in its molecular orbitals.
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NARAYNA-CHEMICAL BONDING AND MOLECULAR STRUCTURE-EXERCISE -4
  1. The nodal plane in the pi-bond of ethene is located in:

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  2. In the dichromate dianion,

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  3. Which of the following overlap is correct?

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  4. The values of electronegativity of atom A and B are 1.20 and 4.0 respe...

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  5. Isostructrual species are those which have the same shape and hybridis...

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  6. Polarity in a molecule and hence the dipole moment depends primarily o...

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  7. Hydrogen bonds are formed in many compounds e.g. H(2)O, HF, NH(3). The...

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  8. Which molecule/ion out of the following does not contain unpaired elec...

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  9. In which of the following molecule/ion, all the bonds are not equal?

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  10. In which of the following substances will hydrogen bond be strongest ?

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  11. Which of the following orderof energies of molecular orbitals of N(2) ...

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  12. Which of the following statement is not correct from the view point of...

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  13. Which of the following statements are correct about CO(3)^(2-)?

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  14. Which of the following statement is not correct ?

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  15. Which of the following molecular orbitals has two nodal planes ?

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  16. Molecular axis is Z axis , then which of the following combination of ...

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  17. Match the species in Column I with the type of hybrid orbitals in Colu...

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  18. Match the species in Column I with the geometry/shape in Column II.

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  19. Match the species in Column I with the bond order in Column II.

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  20. Match the items given in column i with example given in Column II

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