This reaction happens when simple compounds come together to form a more complicated compound.


The iron (Fe) in a nail combines with oxygen (O2) to form rust, also called iron oxide (Fe2O3).
2Fe + O2  Fe2O3


We’re about to do a synthesis reaction with sulfur. Sulfur is element #6 on the periodic table. Sulfur is used in fertilizer, black powder, matches, and insecticides. In pioneer times sulfur was put into patent medicines and used as a laxative.
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