Platinum (Pt) is a chemical element belonging to the category Transition metal, with atomic number 78 and atomic mass 195.0800 u. This sheet describes its fundamental properties, periodic position and physical characteristics.
Identity
- Name: Platinum
- Symbol: Pt
- Atomic number: 78
- Atomic mass: 195.0800 u
Position in the periodic table
- Group: 10
- Period: 6
- Category: Transition metal
Physico-chemical properties
- Standard state: Solid
- Melting point: High (≈ 1768°C)
- Density: Very high
- Electron configuration: [Xe] 4f¹⁴ 5d⁹ 6s¹
Scientific description
Platinum is a chemical element with symbol Pt and atomic number 78. It belongs to the category of transition metals and occupies group 10 and period 6. Its standard atomic mass is 195.0800 u.