Scandium Sc

Titanium Ti

Vanadium V

Chromium Cr

Manganese Mn

Iron Fe (ferrum)

Cobalt Co

Nickel Ni

Copper Cu (cuprum)

Zinc Zn

Scandium Sc 35 th most common element Hard and silvery Used in aluminium-scandium alloys for high-performance sports equipment, and components of aircraft and ballistic missiles

Titanium Ti 9 th most common element Resistant to corrosion Used to make very light and strong alloys

Vanadium V Soft, ductile, resists corrosion Used to make very strong steel alloys

Chromium Cr Hard, resistant to corrosion Used in electroplating Used in stainless steel

Manganese Mn Very important in steel alloys Large deposits as nodules on the ocean floor Hard and brittle

Iron Fe (ferrum) 6 th most abundant element in the universe Steel is an alloy of iron and carbon, silicon or other metals Ferromagnetic

Cobalt Co Superalloys of cobalt are used to make turbines and jet engines Resist corrosion and wear Ferromagnetic

Nickel Ni Hard and ductile Used in alloys, especially stainless steel Used in rechargeable batteries and coins Ferromagnetic

Copper Cu (cuprum) Ductile High thermal and electrical conductivity Does not react with water Ancient use in weapons, coins Alloys include bronze, brass

Zinc Zn Prehistoric use in ornaments Used in brass Fourth most commonly used metal Used in batteries Used to protect iron by galvanising Diamagnetic