›› Physical and chemical properties of Platinum

Atomic Number:78
Element Symbol:Pt
Element Name:Platinum
Atomic Weight:195.078
Group Number:10
Group Name:Precious metal or platinum group metal
Period Number:6
Block:d-block
Ground State Configuration:[Xe] 4f14 5d9 6s
Ground State Level:3D3
Standard State:Solid
Bond Length:277.5
Atomic Radius Empirical:135
Atomic Radius Calculated:177
Covalent Radius Empirical:128
Vander Waals Radius:175
Electron Affinity:205.3
First Ionization Energy:870
Pauling Electronegativity:2.28
Allred Rochow Electronegativity:1.44
Density Of Solid:21090
Molar Volume:9.09
Velocity Of Sound:2680
Youngs Modulus:168
Rigidity Modulus:61
Bulk Modulus:230
Poissons Ratio:0.38
Mineral Hardness:3.5
Brinell Hardness:392
Vickers Hardness:549
Electrical Resistivity:10.6
Reflectivity:73
Melting Point:1768.3
Boiling Point:3825
Thermal Conductivity:72
Coefficient Of Linear Expansion:8.8
Enthalpy Of Fusion:20
Enthalpy Of Vaporization:490
Enthalpy Of Atmization:565
Most Common Oxidation Numbers:4,2
Color:Greyish white
Classification:Metallic
Discovered By:Antonio de Ulloa
Discovered At:South America
Discovered When:1735
Origin Of Name:From the Spanish word platina meaning silver

Calculate the molecular weight of Platinum or molecular weight Pt.

Also see the full list of chemical elements and atomic weights.


››Compounds that contain Platinum

Carboplatin  C6H12N2O4Pt
Platinum(II) Bromide  PtBr2
Platinum(III) Bromide  PtBr3
Platinum(IV) Bromide  PtBr4
Platinum(II) Cyanide  Pt(CN)2
Platinum(II) Chloride  PtCl2
Platinum(III) Chloride  PtCl3
Platinum(IV) Chloride  PtCl4
Platium(IV) Chloride Pentahydrate  PtCl4.5H2O
Platinum(IV) Fluoride  PtF4
Platinum(V) Fluoride  PtF5
Platinum(VI) Fluoride  PtF6
Platinum(II) Iodide  PtI2
Platinum(III) Iodide  PtI3
Platinum(IV) Iodide  PtI4
Platinum(II) Oxide  PtO
Platinum(IV) Oxide  PtO2
Platinum(IV) Oxide Monohydrate  PtO2.H2O
Platinum(II) Sulfide  PtS
Platinum(IV) Sulfide  PtS2
Platinum(IV) Selenide  PtSe2
Platinum(II) Telluride  PtTe
Platinum(IV) Telluride  PtTe2
Cisplatin  Cl2H6N2Pt