Boron Nitride

BN

IUPAC: Boron nitride

CAS: 10043-11-5

Overview

Boron nitride exists in hexagonal (soft, lubricant) and cubic (ultra-hard) forms, analogous to graphite and diamond. Cubic BN is the second hardest material known.

Composition

Element Symbol Atoms Atomic Mass
Boron B 1 10.8100
Nitrogen N 1 14.0070

Elemental Composition

B
Boron ×1
43.6%
N
Nitrogen ×1
56.4%

Uses

  • • High-temperature lubricant
  • • Cosmetics filler
  • • Cutting tools (c-BN)
  • • Thermal management

Fun Facts

  • ✦ Hexagonal BN is called 'white graphite' and is used in cosmetics for its silky feel

Structure

SMILES

B#N

Properties

Type
inorganic
State
solid
Molar Mass
24.82 g/mol
Density
2.1000 g/cm³
Melting Point
2973.0 °C
Solubility
insoluble

Molecular Descriptors

Exact Mass
25.0124
TPSA
23.8 Ų
H-Bond Donors
0
H-Bond Acceptors
1
Rotatable Bonds
0
Heavy Atoms
2
Complexity
10.0

Related Compounds

Aluminum Chloride

AlCl₃

Aluminum Nitride

AlN

Ammonium Persulfate

(NH₄)₂S₂O₈

Arsine

AsH₃

Barium Ferrite

BaFe₁₂O₁₉

Barium Titanate

BaTiO₃

Boron Trichloride

BCl₃

Calcium Aluminate Cement

CaO·Al₂O₃

Calcium Carbide

CaC₂

Calcium Hydride

CaH₂

Frequently Asked Questions

What is Boron Nitride?
Boron Nitride (BN) is a inorganic compound with the IUPAC name Boron nitride.
What is the molecular weight of Boron Nitride?
Boron Nitride has a molar mass of 24.82 g/mol.
What state is Boron Nitride at room temperature?
Boron Nitride is a solid at room temperature.
Is Boron Nitride organic or inorganic?
Boron Nitride is classified as an inorganic compound.
What elements make up Boron Nitride?
Boron Nitride (BN) is composed of Boron (B), Nitrogen (N).