metal
mettaloid
CuSO4 copper sulfateCuSO3 copper sulfiteCuS copper sulfideCuSO unknown, rather impossible copper-sulfur compound
There are many e.g. CuO, CuCO3 CuSO4 and Copper Phthalocyanine which is an important blue pigment used in blue paints and inks.
Copper and gold.
No, it is a NONmetal
Beryllium is a metal.
mettaloid
Slicon
It is an Ion
mettaloid
metal
mettaloid
aluminium is a metal
B n u luc
non metal
Boron is the only mettaloid in Group 13