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platinum
chemical element with symbol Pt and atomic number 78
Details
- Instance of
- chemical element
- Subclass of
- precious metal, platinum group, heavy metal
- Material
- sperrylite, cooperite
- associated hazard
- platinum exposure, platinosis
- atomic number
- 78
- boiling point
- 4100.0
- bulk modulus
- 248014000000.0
- crystal system
- face-centered cubic
- density
- 21134.9
- described by source
- Armenian Soviet Encyclopedia, Otto's encyclopedia, Brockhaus and Efron Encyclopedic Dictionary, Brockhaus and Efron Encyclopedic Dictionary, Small Brockhaus and Efron Encyclopedic Dictionary, Platinum, Encyclopædia Britannica 11th edition, Desktop Encyclopedic Dictionary
- different from
- white gold
- discoverer or inventor
- Julius Caesar Scaliger, Antonio de Ulloa
- electrical conductivity
- 9480000.0
- electrical resistivity
- 0.000000105
- electronegativity
- 2.28
- element symbol
- Pt
- ionic radius
- 0.60, 0.80, 0.63
- mass
- 195.084
- melting point
- 2041.4
- named after
- silver
- permanent duplicated item
- Q25695214
- Poisson's ratio
- 0.406
- shear modulus
- 49520000000.0
- space group
- space group Fm-3m
- specific heat capacity
- 130.0
- speed of sound
- 2680.0
- thermal conductivity
- 72.0
- time of discovery or invention
- 1557
- topic's main category
- Category:Platinum
- Unicode character
- 鉑
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