Figure 3
Coordination polyhedra around the Na+ cations in Na2S2O3·2H2O (a–d) and in Na2S2O3·5H2O (e–f). Anisotropic displacement ellipsoids of non-H atoms are drawn with 80% probability, weakly or non-coordinating distances above 2.55 Å for Na—O and 3.18 Å for Na—S as dashed lines. |