2. What is a chemical reaction?
A chemical reaction is a change that takes place when
one or more substances (called reactants) form one or
more new substances (called products).
3. What is a chemical reaction?
A chemical reaction is a change that takes place when
one or more substances (called reactants) form one or
more new substances (called products).
reactants products
4. What is a chemical reaction?
A chemical reaction is a change that takes place when
one or more substances (called reactants) form one or
more new substances (called products).
reactants products
For example:
+
5. What is a chemical reaction?
A chemical reaction is a change that takes place when
one or more substances (called reactants) form one or
more new substances (called products).
reactants products
For example:
+
carbon + oxygen carbon dioxide
