Nb8Co2PdSb4 crystallizes in the tetragonal I-42m space group. Nb(1) is bonded in a 6-coordinate geometry to two equivalent Co(1) and four equivalent Sb(1) atoms. Co(1) is bonded in a 10-coordinate geometry to eight equivalent Nb(1) and two equivalent Co(1) atoms. Pd(1) is bonded in a distorted tetrahedral geometry to four equivalent Sb(1) atoms. Sb(1) is bonded in a 9-coordinate geometry to eight equivalent Nb(1) and one Pd(1) atom.
Nb8Co2PdSb4 crystallizes in the tetragonal I-42m space group. Nb(1) is bonded in a 6-coordinate geometry to two equivalent Co(1) and four equivalent Sb(1) atoms. There is one shorter (2.60 Å) and one longer (2.63 Å) Nb(1)-Co(1) bond length. There are a spread of Nb(1)-Sb(1) bond distances ranging from 2.89-3.09 Å. Co(1) is bonded in a 10-coordinate geometry to eight equivalent Nb(1) and two equivalent Co(1) atoms. Both Co(1)-Co(1) bond lengths are 2.47 Å. Pd(1) is bonded in a distorted tetrahedral geometry to four equivalent Sb(1) atoms. All Pd(1)-Sb(1) bond lengths are 2.65 Å. Sb(1) is bonded in a 9-coordinate geometry to eight equivalent Nb(1) and one Pd(1) atom.