Physical and chemical changes The reaction between iron and sulphur

Physical and chemical changes The reaction between iron and sulphur

When two substances are heated, they combine to form a compound.

02:13

Chemistry

Keywords

iron, sulphur, iron sulphide, iron powder, powdered sulphur, exothermic, fusion, redox reaction, oxidation, reduction, test tube, Bunsen burner, reaction, experiment, chemical reaction, inorganic, chemistry

On-screen labels

Iron Fe, Sulphur S, Mix powdered iron with powdered sulphur., Pour the mixture into a test tube., Move a magnet along the test tube and observe what happens to the mixture., The two substances in the mixture keep their own properties. Iron, for example, can be magnetised., Heat the test tube with a Bunsen burner., Iron reacts with sulphur in a highly exothermic reaction to form a compound., Move the magnet along the test tube again and observe what happens to the compound that has been formed., The reaction between iron and sulphur has resulted in the formation of iron sulphide. This compound has different properties than the elements it contains.
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