Boron (B) is a chemical element belonging to the category metalloid, with atomic number 5 and atomic mass 10.8100 u. This sheet describes its fundamental properties, periodic position and physical characteristics.
Identity
- Name: Boron
- Symbol: B
- Atomic number: 5
- Atomic mass: 10.8100 u
Position in the periodic table
- Group: 13
- Period: 2
- Category: Metalloid
Physico-chemical properties
- Standard state: Solid
- Melting point: 2076 °C
- Density: 2.34 g/cm³
- Electron configuration: 1s² 2s² 2p¹
Scientific description
Boron is a chemical element with symbol B and atomic number 5. It belongs to the category of metalloids and occupies group 13 and period 2. Its standard atomic mass is 10.8100 u.