Platinum

Platinum
Pt
In situ availability:
Necessity:
Atomic number:	78
Atomic mass:	195.078
group:	10
period:	6
normal phase:	Solid
series:	Transition Metals
density:	21.45 g/cm3
melting point:	2041.4K, 1768.3°C, 3214.9°F
boiling point:	4098K, 3825°C, 6917°F
Rh ← Pd → Ag
Ir ← Pt → Au
Mt ← Ds → Rg
Atomic radius (pm):	135
Bohr radius (pm):	177
Covalent radius (pm):	128
Van der Waals radius (pm):	175
ionic radius (pm):	(+4) 63
1st ion potential (eV):	9.0
Electron Configuration
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d9 6s1
Electrons Per Shell
2, 8, 18, 32, 17, 1
Electronegativity:	2.4
Electron Affinity:	2.13
Oxidation states:	2, 4
Magnetism:	Paramagnetic
Crystal structure:	Face centered cubic

Platinum is a Transition Metal in group 10. It has a Face centered cubic crystalline structure. This element has 5 stable isotopes: 192, 194, 195, 196, and 198.

Related Articles

• Platinum Group Metals
• Ruthenium
• Rhodium
• Palladium
• Osmium
• Iridium
• Resource Values
• Periodic Table of the Elements

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