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.