Cadmiumpyrophosphat
| Cadmiumpyrophosphat | |
|---|---|
| Generel | |
| Systematisk navn |
Cadmiumpyrophosphat |
| Traditionelle navne | Cadmiumphosphat, pyro |
| Chem. formel | Cd2P2O7 _ _ _ _ _ |
| Fysiske egenskaber | |
| Stat | farveløse krystaller |
| Molar masse | 398,77 g/ mol |
| Massefylde | 4,965 g/cm³ |
| Termiske egenskaber | |
| Temperatur | |
| • smeltning | 900°C |
| Klassifikation | |
| Reg. CAS nummer | 15600-62-1 |
| PubChem | 22571175 |
| SMIL | [O-]P(=O)([O-])OP(=O)([O-])[O-].[Cd+2].[Cd+2] |
| InChI | InChI=1S/2Cd.H4O7P2/c;;1-8(2.3)7-9(4.5)6/h;;(H2,1,2,3)(H2,4,5,6) /q2*+ 2;/p-4LPYKETDYRRQEQD-UHFFFAOYSA-J |
| ChemSpider | 11469986 |
| Data er baseret på standardbetingelser (25 °C, 100 kPa), medmindre andet er angivet. | |
Cadmiumpyrophosphat er en uorganisk forbindelse, et salt af cadmium og phosphorsyre med formlen Cd 2 P 2 O 7 , farveløse krystaller, uopløselige i vand, danner et krystallinsk hydrat .
Henter
- Udvekslingsreaktion af cadmiumsulfat og natriumpyrophosphat :
Fysiske egenskaber
Cadmiumpyrophosphat danner farveløse trikliniske krystaller , rumgruppe P 1 , celleparametre a = 0,6672 nm, b = 0,6623 nm, c = 0,6858 nm, α = 95,80°, β = 103,8°, β = 103,8°,.
Opløses ikke i vand.
Danner et krystallinsk hydrat af sammensætningen Cd 2 P 2 O 7 • 2H 2 O.
Litteratur
- Håndbog for en kemiker / Redaktion: Nikolsky B.P. m.fl. - 3. udg., rettet. - L . : Kemi, 1971. - T. 2. - 1168 s.
| Cadmiumforbindelser _ | |
|---|---|
| Cadmiumazid (Cd(N 3 ) 2 ) Cadmiumamid ( Cd (NH2 ) 2 ) Cadmiumantimonid (CdSb) Cadmiumacetat ( Cd ( C2H5O2 ) 2 ) _ _ Cadmiumbenzoat (Cd(C 7 H 5 O 2 ) 2 ) Cadmiumbromat (Cd( BrO3 ) 2 ) Cadmiumbromid (CdBr 2 ) Dicadmiumtriarsenidbromid (Cd 2 As 3 Br) Cadmium wolframat (CdWO 4 ) Ammoniumhexachlorocadmoat ((NH 4 ) 2 [CdCl 6 ]) Kaliumhexacyanocadmoat ((K 2 [Cd(CN) 6 ]) Cadmiumhydrid ((CdH 2 ) n ) Cadmiumhydroxid (Cd(OH) 2 ) Cadmiumhydroxochlorid (Cd(OH)Cl) Cadmiumdiarsenid (CdAs 2 ) Tricadmiumdiarsenid (Cd 3 As 2 ) Cadmiumdihydrogenphosphat (Cd(H 2 PO 4 ) 2 ) Cadmiumdithizonat (Cd(С 13 H 11 N 4 S) 2 ) Diphenylcadmium ( Cd ( C6H5 ) 2 ) Cadmiumdiphosphid (CdP 2 ) Tricadmiumdiphosphid ( Cd3P2 ) _ _ Tricadmiumdichlorid-dioxid (Cd 3 O 2 Cl 2 ) Diethylcadmium ( Cd ( C2H5 ) 2 ) Cadmiumiodat (Cd(IO 3 ) 2 ) Cadmiumiodid ( CdI2 ) Cadmiumcarbonat (CdCO 3 ) Cadmiumlactat ( Cd ( C3H5O3 ) 2 ) _ _ Cadmiummetasilikat ( CdSiO3 ) Cadmiummolybdat ( CdMoO4 ) Cadmiumniobat (Cd 2 Nb 2 O 7 ) Cadmiumnitrat (Cd(NO 3 ) 2 ) Cadmiumnitrid (Cd 3 N 2 ) Cadmiumoxalat (CdC 2 O 4 ) Cadmium(I)oxid ( Cd2O ) Cadmiumoxid (CdO) Cadmiumoxinat (Cd (C 9 H 6 NO) 2 ) Cadmiumorthosilicat (Cd 2 SiO 4 ) Cadmiumpermanganat (Cd(MnO 4 ) 2 ) Cadmiumperoxid (CdO 2 ) Cadmiumperchlorat (Cd(ClO 4 ) 2 ) Cadmiumpyrophosphat (Cd 2 P 2 O 7 ) Cadmiumsalicylat (Cd(C 7 H 5 O 3 ) 2 ) Cadmiumselenat (CdSeO 4 ) Cadmiumselenid (CdSe) Cadmiumstearat ( Cd ( C18H35O2 ) 2 ) _ _ Cadmiumsuccinat (CdC 4 H 4 O 4 ) Cadmiumsulfat (CdSO 4 ) Cadmiumsulfit (CdSO 3 ) Cadmiumsulfid (CdS) Cadmiumtartrat (CdC 4 H 4 O 6 ) Cadmium tellurid (CdTe) Cadmiumtellurit ( CdTeO3 ) Cadmiumtetraphosphid (CdP 4 ) Cadmiumtetrafluorborat (Cd[BF 4 ] 2 ) Cadmium(I)tetrachloraluminat (Cd 2 (AlCl 4 ) 2 ) Kaliumtetracyanocadmoat ((K 2 [Cd(CN) 4 ]) Cadmiumthiocyanat (Cd(SCN) 2 ) Cadmiumtitanat ( CdTiO3 ) Tricadmiumtrichlorid-phosphid (Cd 3 PCl 3 ) Cadmiumformiat (Cd(HCO 2 ) 2 ) Cadmiumphosphat (Cd 3 (PO 4 ) 2 ) Cadmiumfluorid (CdF 2 ) Cadmiumchlorat (Cd(ClO 3 ) 2 ) Cadmiumchlorid (CdCl 2 ) Cadmiumchromat (CdCrO 4 ) Cadmiumcyanid (Cd(CN) 2 ) | |