Glass

Basic properties of glass (1)

Hard but brittle

Types of glass

Fused silica glass, soda-lime glass, borosilicate glass, lead crystal glass

Materials to produce fused silica glass

Silica (silicon dioxide) without adding any other chemical

Materials to produce soda-lime glass

Silica, soda (sodium carbonate) and limestone (calcium carbonate)

Materials to produce borosilicate glass

Silica, soda, limestone, boron oxide, and aluminium oxide

Materials to produce lead crystal glass

Silica, soda and lead(II) oxide

The uses of fused silica glass

To make telescope lens

The uses of soda-lime glass

To make glass containers such as bottles and jugs

Basic properties of glass (2)

Chemically inert

Basic properties of glass (3)

Transparent