Ammonium hexaiodoplatinate(IV)
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| Names | |
|---|---|
| Other names
Ammonium hexaiodoplatinate | |
| Identifiers | |
3D model (JSmol) |
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| Properties[1] | |
| (NH4)2[PtI6] | |
| Molar mass | 992.589 g·mol−1 |
| Appearance | dark-red solid |
| Density | 4.68 g/cm3 |
| sparingly soluble | |
| Structure[1] | |
| cubic | |
| Fm3m | |
a = 1115.8 pm, b = 1115.8 pm, c = 1115.8 pm α = 90°, β = 90°, γ = 90° | |
Lattice volume (V) |
1389×106 pm3 |
Formula units (Z) |
4 units per cell |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Ammonium hexaiodoplatinate(IV) is an inorganic compound with the chemical formula (NH4)2[PtI6]. It forms dark-red, cubic crystals.
Ammonium hexaiodoplatinate can be prepared by heating platinum tetraiodide or hexachloroplatinic acid in a saturated solution of ammonium iodide in the presence of hydroiodic acid and iodine.[1]