Decomposition+-+Anya

a. Decomposition b. A molecule breaks down into two or more of its parts. Heating is usually involved. c. AB --> A + B d. Potassium chloride is heated to form Potassium and Chloride e. Read the sentence, figure out which elements or substances are the products and reactants, then turn the text into numerical equations. ex: KCl --> K + CL f. Change the coefficients of the elements so that there is an even amount of each and every element on both sides of the arrow. ex: H2O --> H2 + O2 (original) Balanced --> 2H2O --> 2H2 + O2

Reaction Teaching Wiki 2008 A. Chang-DePuy/Jordan



^This picture shows a decomposition reaction that Mercury (ll) Oxide decomposes to form Mercury and Oxygen.