dπ-pπ bonding is the formation of a π molecular orbital by the overlap of a d orbital on one atom with a p or p* orbital on another atom. An example is the orbital overlap in a metal carbonyl such as Ni(CO)₄. ... If the d-orbital supplies the electrons, the process is called backbonding.
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dπ-pπ bonding is the formation of a π molecular orbital by the overlap of a d orbital on one atom with a p or p* orbital on another atom. An example is the orbital overlap in a metal carbonyl such as Ni(CO)₄. ... If the d-orbital supplies the electrons, the process is called backbonding.