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Co-ordinate bond is absent in...

Co-ordinate bond is absent in

A

`BH_4^(Theta)`

B

`CO_3^(-2)`

C

`H_3O^(+)`

D

`NH_4^(o+)`

Text Solution

Verified by Experts

The correct Answer is:
B

`""^(-)O - overset(O-)overset(|)C = O` has covalent bonds only.
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