Platinic acid
| Crystal structure | |||||||||||||||||||
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| Crystal system |
monoclinic |
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| Space group |
C 2 / c (No. 15) |
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| Lattice parameters |
a = 8.459 Å , b = 7.184 Å, c = 7.429 Å, β = 93.71 ° |
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| Coordination numbers |
[6] Pt |
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| General | |||||||||||||||||||
| Surname | Platinic acid | ||||||||||||||||||
| other names |
Dihydrogen hexahydroxoplatinate (VI) |
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| Ratio formula | H 2 Pt (OH) 6 | ||||||||||||||||||
| Brief description |
yellow odorless powder |
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| properties | |||||||||||||||||||
| Molar mass | 299.14 g mol −1 | ||||||||||||||||||
| Physical state |
firmly |
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| solubility |
almost insoluble in water |
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| safety instructions | |||||||||||||||||||
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| As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . | |||||||||||||||||||
Platinic acid is an inorganic oxygen acid of platinum . Their salts are the platinates .
properties
Platinic acid has a monoclinic crystal system with space group C 2 / c (space group no. 15) . The lattice parameters are a = 8.459 Å , b = 7.184 Å, c = 7.429 Å and Z = 4. The β angle is 93.71 °.
Individual evidence
- ↑ a b H. G. Scott: The structure of platinic acid . In: Acta Crystallographica . B35, 1979, p. 3014-3015 , doi : 10.1107 / S0567740879011171 .
- ↑ a b Data sheet Dihydrogen hexahydroxyplatinate (IV) at AlfaAesar, accessed on April 26, 2019 ( PDF )(JavaScript required) .
- ↑ a b Data sheet Hydrogen hexahydroxyplatinate (IV) from Sigma-Aldrich , accessed on April 26, 2019 ( PDF ).