platina — Pt
Het chemische element platina is een element van het type Metaalactiniden met symbool Pt. Het heeft een atoommassa van 195.084 u en een elektronenconfiguratie [Xe] 4f14 5d9 6s1.
Synthétique
Radioactif
Liquide
Gaz
3827°
4
5
6
8
18
32
17
1
- Atoomnummer
- 78
- Atoommassa
- 195.084
- Symbool
- Pt
- Smeltpunt
- 1772
- Kookpunt
- 3827
- Dichtheid
- 21.46
- Periode
- 6
- Groep
- 10
- Ontdekking
- 1735 Ulloa/Wood
- Overvloed
- 0.005
- Straal
- 1.8
- Elektronegativiteit
- 2.28
- Ionisatie
- 8.9587
- Isotoop
- 32
- Elektronenconfiguratie
- [Xe] 4f14 5d9 6s1
- Oxidatietoestand
- 2,4,5,6
- Elektron
- 2,8,18,32,17,1
Mineralen die platina bevatten
| voornaam | Hardheid | Dichtheid | Chemische formule |
|---|---|---|---|
| Atokite | — | 14.90 | Pd3Sn |
| Bortnikovite | — | 11.16 | Pd4Cu3Zn |
| Bowieite | — | 0.00 | Rh2S3 |
| Braggite | — | 10.00 | PtS |
| Cooperite | — | 9.50 | PtS |
| Crerarite | — | 7.00 | (Pt,Pb)Bi3(S,Se)4-x (x= 0.4-0.8) |
| Damiaoite | — | 10.95 | PtIn2 |
| Daomanite | — | 7.03 | CuPtAsS2 |
| Ferhodsite | — | 0.00 | (Fe,Rh,Ni,Ir,Cu,Pt)9S8 |
| Ferronickelplatinum | — | 15.39 | Pt2FeNi |
| Ferrorhodsite | — | 5.71 | FeRh2S4 |
| Genkinite | — | 8.83 | Pt4Sb3 |
| Geversite | — | 10.97 | PtSb2 |
| Hollingworthite | — | 7.91 | RhAsS |
| Hongshiite | — | 15.63 | PtCu |
| Inaglyite | — | 0.00 | PbCu3Ir8S16 |
| Insizwaite | — | 12.80 | PtBi2 |
| Irarsite | — | 11.00 | IrAsS |
| Iridium | — | 22.60 | Ir |
| Isoferroplatinum | — | 16.50 | Pt3Fe |
| Jacutingaite | — | 0.00 | Pt2HgSe3 |
| Kharaelakhite | — | 7.78 | (Cu,Pt,Pb,Fe,Ni)9S8 |
| Kingstonite | — | 7.52 | Rh3S4 |
| Kitagohaite | — | 19.96 | Pt7Cu |
| Konderite | — | 4.73 | PbCu3Rh8S16 |
| Lisiguangite | — | 7.42 | CuPtBiS3 |
| Luberoite | — | 13.02 | Pt5Se4 |
| Malanite | — | 7.40 | CuPt2S4 |
| Maslovite | — | 0.00 | PtBiTe |
| Merenskyite | — | 0.00 | PdTe2 |
| Michenerite | — | 9.50 | PdBiTe |
| Moncheite | — | 10.00 | Pt(Te,Bi)2 |
| Niggliite | — | 13.44 | PtSn |
| Oulankaite | — | 10.27 | Pd5Cu4SnTe2S2 |
| Palladium | — | 11.30 | Pd |
| Platarsite | — | 8.00 | PtAsS |
| Platinum | — | 14.00 | Pt |
| Rhodium | — | 16.51 | Rh |
| Rustenburgite | — | 15.00 | Pt3Sn |
| Skaergaardite | — | 10.64 | CuPd |
| Sperrylite | — | 10.58 | PtAs2 |
| Stumpflite | — | 13.52 | PtSb |
| Sudovikovite | — | 9.63 | PtSe2 |
| Taimyrite II | — | 0.00 | (Pd,Cu,Pt)3Sn |
| Taimyrite-I | — | 0.00 | (Pd,Cu,Pt)3Sn |
| Tatyanaite | — | 0.00 | (Pt,Pd,Cu)9Cu3Sn4 |
| Tetraferroplatinum | — | 14.30 | PtFe |
| Tulameenite | — | 14.90 | CuFePt2 |
| Vincentite | — | 6.82 | Pd3As |
| Xingzhongite | — | 6.64 | (Cu,Pb,Fe)Ir2S4 |
| Yixunite | — | 18.21 | Pt3In |
| Zvyagintsevite | — | 13.32 | Pd3Pb |