Materials Data on Eu(BC)2 by Materials Project
Eu(BC)2 crystallizes in the tetragonal P4_2/mmc space group. The structure is three-dimensional. Eu2+ is bonded in a 8-coordinate geometry to eight equivalent C4- atoms. All Eu–C bond lengths are 2.82 Å. B3+ is bonded in an L-shaped geometry to two equivalent C4- atoms. Both B–C bond lengths are 1.61 Å. C4- is bonded in a 2-coordinate geometry to four equivalent Eu2+, two equivalent B3+, and one C4- atom. The C–C bond length is 1.41 Å.
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