No, Cu is copper--an element. Elements are pure substances, while compounds are two or more joined elements.
Nu cu-ione
Neither; it is an elemental metal and not a compound at all.
CuO stands for copper ( II ) oxide, a compound.
Cu(NO2)3 doesn't exist, but Cu(NO2)2 does. It is ionic, even though the NO2 anion is covalent.
The formula is Cu(OH)2 meaning that there are 2 oxygens and 2 hydrogens, not just 2 hydrogens. The compound is called Copper (II) Hydroxide.
Cu (copper) is an element.
copper is a full element and the symbol is Cu,not CU
Nu cu-ione
Neither; it is an elemental metal and not a compound at all.
No, copper (Cu) is an element.No, it is an element
hydrochloric acid
CuO stands for copper ( II ) oxide, a compound.
Copper Hydroxide
This chemical compound is copper nitrate.
Cu donates electrons to Br to form CuBr. It is a crystalline compound. The bonds have mixed ionic and covalent characters.
Copper disulphide is a compound Assuming the coppers has valency 2 it will have the formula Cu(SO3)2
Copper is an element. It is element 29 with the symbol Cu.