Balancing Chemical Equations

Master balancing chemical equations! Free worksheet to practice identifying reactants, products, and applying coefficients.

Directions:Balance each equation by placing a coefficient in each location. Below is an example. EXAMPLE: #1 2 1 2 #2 1 1 2 #3 2 2 1 #4 4 3 2 #5 2 3 1 #6 1 2 1 2 #7 3 2 2 #8 2 2 3 1 #9 2 5 1 #10 2 1 2 2 Look at the chemical equation below. Which substances are the reactants and which are the products?Mg + Cl2 --> MgCl2 Reactants Mg Cl2 Products MgCl2 Parts of the Chemical Equation Match the term to the corresponding description. Coefficient the big number that applies to EVERY element in the chemical formula. Subscript the small number that only applies to the element preceding it. Chemical Formula a set of chemical symbols showing the elements present in a compound. Arrow Yield Reactants All of the elements on the left side of the chemical equation. Products All of the elements on the right side of the chemical equation.