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Chemistry
Chemical bond
Covalent bond
Coordinate covalent bond
2026-10-20
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Sigma donation
transfers
electron
density
from an occupied
ligand
orbital into
a
metal
acceptor orbital with the appropriate
symmetry
along the bond axis. CO
uses
an occupied
carbon
-centered
5
σ
orbital. Backdonation can occur simultaneously.
Ancestors
(5)
Coordinate covalent bond
Covalent bond
Chemical bond
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Sigma donation
Sigma-donor ligand
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