Yes it is. The formula for magnesium sulfate is MgSO4. So you can see that there are three elements that make up the compound magnesium sulfate, and by definition, a chemical compound contains two or more different elements chemically combined.
The formula for this compound is Rb2S.
Barium sulfate
If you mean copper sulfate, then yes, it is a compound.
Aluminium sulfate is an ionic compound.
Cadmium sulfate
The chemical compound MgSO4 is called magnesium sulfate.
Yes, iron sulfate is a compound. It is composed of iron (Fe) and sulfate (SO4) ions bonded together.
The name of the compound BeSO4 is beryllium sulfate
Sulfate is a chemical compound.
The ionic compound for lithium hydrogen sulfate is LiHSO4. This compound consists of lithium cations (Li+) and hydrogen sulfate anions (HSO4-).
Sulfate is a polyatomic ion composed of sulfur and oxygen atoms, so it is considered a compound.
Neither, coper sulfate is not a mixture and it is not an element. Coper Sulfate is a chemical compound.