Table 1.
Selected monovalent and divalent metal ions and its properties (18)
| Metal ion (compound used) | Ionic radii | Preferred coordination | Concentration in bacterial cells (mg/kg) |
|---|---|---|---|
| Divalent | |||
| Mg (MgCl2) | 0.72 | 6 | 7 × 103 |
| Ca (CaCl2) | 0.99, 1.12 | 6, 8 | 5.1 × 103 |
| Mn (MnCl2) | 0.83 | 6 | 260 |
| Cu (CuCl2) | 0.57, 0.73 | 4, 6 | 150 |
| Zn (ZnCl2) | 1.02, 1.08 | 4, 6 | 83 |
| Co (CoCl2) | 0.74 | 6 | 7.9 |
| Cd (CdCl2) | 0.95 | 4–7 | 0.31 |
| Ba (BaCl2) | 1.35, 1.38 | 6, 7 | – |
| Sr (SrCl2) | 1.13 | 6 | – |
| Yb (YbCl2) | 1.02–01.14 | 6–8 | – |
| Ni (NiCl2) | 0.69 | 6 | – |
| Pb (PbCl2) | 1.19–11.49 | 4–12 | – |
| Ag (AgNO3) | 0.94 | 6 | – |
| Hg(Hg(CN)2) | 0.69–61.14 | 2,4,6,8 | – |
| Pt (K2PtCl4) | 0.80 | 6 | – |
| Monovalent | |||
| Na (NaCl) | 0.99–91.39 | 4–12 | 4.6 × 103 |
| K (KCl) | 1.37–31.64 | 4–12 | 115 × 103 |