[Co2(CO)8] displays :

  • Option 1)

    one Co−Co bond, six terminal CO and  two bridging CO

  • Option 2)

    one Co−Co bond, four terminal CO and four bridging CO

  • Option 3)

    no Co−Co bond, six terminal CO and two bridging CO

  • Option 4)

    no Co−Co bond, four terminal CO and four bridging CO

     

 

Answers (1)

As we discussed in the concept

Pi bond -

This type of bond is formed by sidewise or lateral over lapping of two half filled atomic orbitals.

- wherein

 In \left[CO_{2}(CO_{8})] one Co-Co bond, six terminal bond and two bridge CO are present 


Option 1)

one Co−Co bond, six terminal CO and  two bridging CO

This option is correct 

Option 2)

one Co−Co bond, four terminal CO and four bridging CO

This option is incorrect 

Option 3)

no Co−Co bond, six terminal CO and two bridging CO

This option is incorrect 

Option 4)

no Co−Co bond, four terminal CO and four bridging CO

 

This option is incorrect 

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