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  • Stuck here, help me understand: Which of the following species is not paramagnetic ?

Which of the following species is not paramagnetic ?

  • Option 1)

    O2

  • Option 2)

    B2

  • Option 3)

    NO

  • Option 4)

    CO

 

Answers (1)

As we learnt in

Magnetic character of oxygen family -

Oxygen is paramagnetic while others are not 

-

 

NO: one unpaired electron is present in \pi molecular orbit 

CO: no unpaired electron present

O_{2}: Two unpaired electrons are present in \pi ^{4} molecular orbit

B ^{2}: Two unpaired electrons are present in \pi ^{4} molecular orbit

 

 

 


Option 1)

O2

This option is incorrect.

Option 2)

B2

This option is incorrect.

Option 3)

NO

This option is incorrect.

Option 4)

CO

This option is correct.

Posted by

Vakul

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