Boron (B)

Metalloids | Atomic Number: 5

Basic Properties

B
5
10.81 g/mol
Element Category Metalloids
Atomic Number 5
Atomic Weight 10.81 g/mol
Crystal Structure Rhombohedral

Crystal Structure Visualization

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Description

Boron has semiconductor properties and is used in borosilicate glass, detergents, and as a neutron absorber in nuclear reactors.
Density 2.34 g/cm³
Tensile Strength N/A
Hardness N/A
Melting Point 2076°C
Boiling Point 3927°C
No electrical properties data available
Corrosion Resistance Good

Applications

Used in borosilicate glass, detergents, and semiconductors.

Production Methods

Produced from borax via high-temperature reduction.

History

Known in compound forms since ancient times.