An iron sulfide is obtained: FeS2.
yes.
Yes, a new substance, iron sulfide, was formed after heating the iron-sulfur mixture. Iron sulfide is a chemical compound that results from the combination of iron and sulfur atoms during the heating process.
The hot iron particles oxidize in the presence of the sulfur particles to iron sulfide.
A mixture is formed.
This is a mixture.
The result of heating iron filings and sulfur powder mixture shows an exothermic reaction which forms a compound, iron sulfide.
goluble
A solution.
The darks substance is copper oxide, formed when the copper reacts with atmospheric oxygen.
It is vapour formed during the process of sublimation.
A mixture is formed from two or more chemical compounds, but without a chemical bonding.
A compound is a simple substance, a mixture is formed from two or more compounds.A mixture can be separated by physical procedures, a compound not.