it is oxygen
PbSO4 is a compound made up of three elements: lead, sulfur and oxygen, chemically bonded together (= not mixed!).
No. sulphur dioxide has polar covalent bond and is a polar covalent compound.
It is a compound.The chemical formula for sulphur dioxide is SO2. It is made of elements sulphur and oxygen. So it is a compound.
Mixture means they're just mixed not BONDED! while a compound of them means they're bonded, there's loss, gain or just share of electrons. Hope I helped.
cobalt sulphide
Lead and Sulphur =)! Hope I helped! Y
sulphur is an element, as it is a pure substance made of one type of atom..! :D
Pencil lead is a mixture of graphite (or other colored pigment) and a binder (e.g. clay, wax, plastic, grease).
Water is a compound, it is made from two elements. Two atoms of Hydrogen and one of Oxygen. Sulphur, like Hydrogen and Oxygen, is an element.
No, sulfur is an element and sulfur dioxide is a gaseous compound. Sulfur dioxide is the combustion product of sulfur in an oxygen atmosphere (S+O2 --> SO2) Where sulfur is an element, sulfur dioxide is a compound and where sulfur is an insoluble yellow solid, sulfur dioxide is a colorless soluble gas.
Copper sulfides, but only after heating the mixture.
The compound calcium sulfide is made up of calcium (Ca) and sulfur (S) elements.