Sodium Borosilicate Glass

Na₂O·B₂O₃·SiO₂

IUPAC: Borosilicate glass

CAS: 65997-17-3

Overview

Borosilicate glass (Pyrex) has excellent thermal shock resistance and chemical durability. It is used in laboratory glassware, cookware, and telescope mirrors.

Composition

Element Symbol Atoms Atomic Mass
Boron B 2 10.8100
Oxygen O 7 15.9990
Sodium Na 2 22.9900
Silicon Si 1 28.0850

Elemental Composition

B
Boron ×2
21.6%
O
Oxygen ×7
112.0%
Na
Sodium ×2
46.0%
Si
Silicon ×1
28.1%

Uses

  • • Laboratory glassware (Pyrex)
  • • Cookware
  • • Telescope mirrors
  • • Pharmaceutical vials

Fun Facts

  • ✦ Pyrex was invented in 1915 after a Corning scientist's wife complained about a casserole dish cracking

Properties

Type
inorganic
State
solid
Molar Mass
100.00 g/mol
Density
2.2300 g/cm³
Melting Point
821.0 °C
Solubility
insoluble

Related Compounds

Aluminum Chloride

AlCl₃

Aluminum Nitride

AlN

Ammonium Persulfate

(NH₄)₂S₂O₈

Arsine

AsH₃

Barium Ferrite

BaFe₁₂O₁₉

Barium Titanate

BaTiO₃

Boron Nitride

BN

Boron Trichloride

BCl₃

Calcium Aluminate Cement

CaO·Al₂O₃

Calcium Carbide

CaC₂

Frequently Asked Questions

What is Sodium Borosilicate Glass?
Sodium Borosilicate Glass (Na₂O·B₂O₃·SiO₂) is a inorganic compound with the IUPAC name Borosilicate glass.
What is the molecular weight of Sodium Borosilicate Glass?
Sodium Borosilicate Glass has a molar mass of 100.0 g/mol.
What state is Sodium Borosilicate Glass at room temperature?
Sodium Borosilicate Glass is a solid at room temperature.
Is Sodium Borosilicate Glass organic or inorganic?
Sodium Borosilicate Glass is classified as an inorganic compound.
What elements make up Sodium Borosilicate Glass?
Sodium Borosilicate Glass (Na₂O·B₂O₃·SiO₂) is composed of Boron (B), Oxygen (O), Sodium (Na), Silicon (Si).