TbPd2Ge2 crystallizes in the tetragonal I4/mmm space group. Tb(1) is bonded in a 16-coordinate geometry to eight equivalent Pd(1) and eight equivalent Ge(1) atoms. Pd(1) is bonded in a 4-coordinate geometry to four equivalent Tb(1) and four equivalent Ge(1) atoms. Ge(1) is bonded in a 9-coordinate geometry to four equivalent Tb(1), four equivalent Pd(1), and one Ge(1) atom.
TbPd2Ge2 crystallizes in the tetragonal I4/mmm space group. Tb(1) is bonded in a 16-coordinate geometry to eight equivalent Pd(1) and eight equivalent Ge(1) atoms. All Tb(1)-Pd(1) bond lengths are 3.30 Å. All Tb(1)-Ge(1) bond lengths are 3.24 Å. Pd(1) is bonded in a 4-coordinate geometry to four equivalent Tb(1) and four equivalent Ge(1) atoms. All Pd(1)-Ge(1) bond lengths are 2.50 Å. Ge(1) is bonded in a 9-coordinate geometry to four equivalent Tb(1), four equivalent Pd(1), and one Ge(1) atom. The Ge(1)-Ge(1) bond length is 2.42 Å.