What is the chemical formula for antimony?
There is no chemical formula for Antimony as it is a pure element and only contains atoms of Antimony. The chemical symbol of Antimony is Sb, which comes from its old name Stibnium.
Antimony does not have a molecular formula. It is an element (chemical symbol Sb, atomic number 51) known as a brittle, toxic metalloid. Its alloys are used for ball bearings and solders; and some of its compounds are used for derivation of superacids and other chemicals, while others are used in fire retardants. Kohl --- an eye cosmetic invented by Egyptians circa 3100 BC --- contains Sb2S3, a sulphide of antimony.