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*If the reaction of burning magnesium is a chemical change, then we should be able to see a change in color, smell, or any other properties of a chemical change (the substance should change). Discussion. Results/Pictures. Identifying a Physical or Chemical Change in Burning Magnesium. Methods. * Materials used.
This is a chemical property. Metals in general have they chemical property of reacting with an acid. Zinc reacts with hydrochloric acid to produce hydrogen gas. This is a chemical property. Chemical change results in one or more substances of entirely different composition from the original substances. The elements and/or compounds at the start of the reaction are rearranged into new product compounds or elements. A CHEMICAL CHANGE alters the composition of the original matter.