LaPd2Si2 crystallizes in the monoclinic C2/m space group. La(1) is bonded in a 16-coordinate geometry to eight equivalent Pd(1) and eight equivalent Si(1) atoms. Pd(1) is bonded in a 4-coordinate geometry to four equivalent La(1) and four equivalent Si(1) atoms. Si(1) is bonded in a 9-coordinate geometry to four equivalent La(1), four equivalent Pd(1), and one Si(1) atom.
LaPd2Si2 crystallizes in the monoclinic C2/m space group. La(1) is bonded in a 16-coordinate geometry to eight equivalent Pd(1) and eight equivalent Si(1) atoms. All La(1)-Pd(1) bond lengths are 3.28 Å. There are two shorter (3.26 Å) and six longer (3.27 Å) La(1)-Si(1) bond lengths. Pd(1) is bonded in a 4-coordinate geometry to four equivalent La(1) and four equivalent Si(1) atoms. All Pd(1)-Si(1) bond lengths are 2.50 Å. Si(1) is bonded in a 9-coordinate geometry to four equivalent La(1), four equivalent Pd(1), and one Si(1) atom. The Si(1)-Si(1) bond length is 2.40 Å.