Av. Virovets et al., STRUCTURE OF LEAD(II) OXALATE DIHYDRATE, Acta crystallographica. Section C, Crystal structure communications, 49, 1993, pp. 1882-1884
Lead(II) oxalate dihydrate, PbC2O4.2H(2)O, has a polymeric structure.
The channels formed by Pb2+ and oxalate ions are elongated along [001]
. Within the channels there are water molecules of two sorts: (a) wate
r weakly coordinated to lead ions and (b) water of crystallization.