Symbol: Cu

Atomic Number: 29

Atomic Weight: 63.54

Copper (symbol Cu, number 29) is a stretchable metal that is extremely conductive when it comes to heat and electricity. Pure copper is malleable and reddish-orange in color. Copper is often used in construction and is part of a number of different metal alloys. Copper has been used since antiquity, both on its own and in alloys. In Roman times, this metal was mined chiefly on the island of Cyprus and used to be called cyprium. In ancient times, bronze was used to make ornamental items, containers, weapons, and tools. Brass, which contains zinc and copper, was used as far...Read More