Chemical Equations

Example Chemical Equation:

$\ce{2Al(s) + 3CuCl2(aq) -> 3Cu(s) + 2AlCl3(aq)}$

“Two atoms of solid aluminum react with three molecules¹ of aqueous copper(II) chloride to form three atoms of solid copper and two molecules of aqueous aluminum chloride.”

ExampleReactionCuAlCl

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Footnote:

1. For simplicity, this sentence is saying that the compounds in this reaction are made of molecules, but actually they’re not. Ionic compounds are not made of molecules.