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Symbol/formula: Sb
A lustrous gray metalloid, it is found in nature mainly as the sulphide mineral stibnite. Antimony compounds have been known since ancient times and were powdered for use as medicine and cosmetics, often known by the Arabic name 'kohl'.
A class of iron–carbon alloys with a carbon content more than 2% and silicon content around 1-3%.
Steel is an alloy of iron and carbon with improved strength and fracture resistance compared to other forms of iron.
Symbol/formula: Bi
A high-density, silvery, pink-tinged metal.
Symbol/formula: Cu
A soft, malleable, and ductile metal with very high thermal and electrical conductivity. A freshly exposed surface of pure copper has a pinkish-orange colour.
Brass is an alloy of copper (Cu) and zinc (Zn), in proportions which can be varied to achieve different colours and mechanical, electrical, acoustic, and chemical properties, but copper typically has the larger proportion.
Symbol/formula: Sn
A silvery-coloured metal, tin is soft enough to be cut with little force, and a bar of tin can be bent by hand with little effort.
Symbol/formula: Zn
A a slightly brittle metal at room temperature and has a shiny-greyish appearance when oxidation is removed.
Symbol/formula: Hg
Also known as quicksilver. A heavy, silvery element, mercury is the only metallic element that is known to be liquid at standard temperature and pressure.