Copper

Cu

A.copper, Cu

B.atomic # 29

C.mass # 55.845

D.period # 11

E.mass # 4

F. Transition metal

G.a solid

H. Is a solid

I. 1 copper is used as a building and constructing element.

I.2 copper is used as a electric and electronic product.

I.3 copper can be used for industrial machinery and equipment.