1
Diagram the following reaction.
molecule
state of matter
productcoefficient
reactant
2 H2O(l) 2 H2(g) + O2(g)
coefficient
reactant
product
state of matter
molecule
2
Balancing Chemical Reactions Slideshow
3
Write the chemical equation for the following statement.
Solid mercury (II) oxide decomposes to produce liquid mercury metal and gaseous oxygen.
4
Recall:
5
Write the chemical equation for the following statement.
Solid zinc is added to an aqueous solution containing dissolved hydrogen chloride to produce gaseous hydrogen that bubbles out of the solution and zinc chloride that remains dissolved in water.
6
Balance these equations on your own.
K(s) + H2O(l) KOH(aq) + H2(g)
432
SiO2(s) + HF(aq) SiF4(g) + H2O(l)
7
Match the word with its definition.
Word Definitiona representation of a chemical reaction showing the relative numbers of reactant and product molecules
the starting substance in a chemical reaction
a substance resulting from a chemical reaction
a number written before a chemical formula to represent the relative numbers of the molecule
a process in which one or more substances are changed into one or more new substances by the reorganization of component atoms
chemicalequation
chemicalreactionproduct
reactant coefficient
8