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Which molecule/ ion out of the following...

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

A

`O_(2)^(2-)`

B

`B_2`

C

`N_(2)^(+)`

D

`O_2`

Text Solution

Verified by Experts

The correct Answer is:
A
The ion `O_(2)^(2-)` does not contain any unpaired electron as is clear from the following electronic configurations :
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ICSE-CHEMICAL BONDING AND MOLECULAR STRUCTURE-OBJECTIVE ( MULTIPLE CHOICE ) TYPE QUESTIONS
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  6. In which of the following ionisation processes, the bond order has inc...

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  7. Which of the following species exhibits the diamagnetic behaviour?

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  8. The calculated bond order of O(2)^(-) is

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  9. Which of the following is paramagnetic?

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  10. Which one of the following compounds has sp-hybridisation?

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  12. The bond order in the species O2, O(2)^(+) and O(2)^(-)follows the or...

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  18. Ammonia molecule is formed by the following hybrid orbitals:

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