Table 1. Comparison of the XO (X = Mo, W) and NaO bond lengths () in Na2MoO42D2O and Na2WO42D2O with those of the protonated isotopologues reported in the literature.
| Na2MoO42D2O | Na2MoO42H2O | Na2WO42D2O | Na2WO42H2O | |
|---|---|---|---|---|
| This work | Capitelli et al. (2006 ▸) | This work | Farrugia (2007 ▸) | |
| XO1 | 1.773(2) | 1.772(1) | 1.785(2) | 1.776(3) |
| XO2 | 1.764(1) | 1.767(1) | 1.778(2) | 1.778(3) |
| XO3 | 1.750(2) | 1.751(1) | 1.766(2) | 1.761(3) |
| XO4 | 1.776(2) | 1.778(1) | 1.783(2) | 1.787(3) |
| Mean XO | 1.766 | 1.767 | 1.778 | 1.776 |
| Na1O2 | 2.437(3) | 2.446(2) | 2.433(2) | 2.442(3) |
| Na1O2(i) | 2.417(3) | 2.419(2) | 2.412(3) | 2.416(3) |
| Na1O3(ii) | 2.482(3) | 2.481(2) | 2.479(3) | 2.480(3) |
| Na1O4(iii) | 2.410(3) | 2.395(2) | 2.399(2) | 2.388(3) |
| Na1O5 | 2.476(3) | 2.456(2) | 2.479(3) | 2.464(4) |
| Na1O6 | 2.426(3) | 2.423(2) | 2.443(3) | 2.433(3) |
| Mean Na1O | 2.441 | 2.437 | 2.441 | 2.437 |
| Na2O1iv | 2.312(3) | 2.319(2) | 2.320(2) | 2.323(3) |
| Na2O2 | 2.363(3) | 2.354(2) | 2.355(2) | 2.346(3) |
| Na2O3v | 2.339(3) | 2.341(2) | 2.328(2) | 2.331(3) |
| Na2O5 | 2.415(3) | 2.403(2) | 2.409(3) | 2.396(3) |
| Na2O6vi | 2.305(3) | 2.300(2) | 2.311(2) | 2.304(3) |
| Mean Na2O | 2.347 | 2.343 | 2.345 | 2.340 |
Symmetry codes: (i) 1x, 1y, 1z; (ii)
+x,
y, 1z; (iii)
x,
+y, z; (iv)
+x,
y, 1z; (v)
x,
+y, z; (vi)
+x, y,
z.