Fig. 4
From: Quadruple bonding between iron and boron in the BFe(CO)3− complex
Bonding scheme of the C3v structure of 1A1–BFe(CO)3−. The scheme qualitatively illustrates the bonding interactions between boron 2s-2p orbitals and Fe 3d/4p orbitals in the Fe(CO)3− fragment
