2. To Hot To Handle!

3. The changing of substances to new products through the formation of new bonds.

4. uColor Change uEvolution of Heat and Light uProduction of Gas uFormation of a Precipitate

5. When 2 or more substances combine to form a single substance. 2Mg (s) + O 2(g)  2MgO (s) Mg O2O2 MgO This type of reaction was predominantly used in flash bulbs. heat

6. When a single compound is broken down into 2 or more products. 2HgO (s)  2Hg (l) + O 2(g) heat HgO heat Hg O2O2 This type of reaction is used in dynamite.

7. One element replaces a second element in a compound. 2K (s) + HOH (l)  2KOH (aq) + H 2(g) K H2OH2O KOH H2H2

8. The exchange of positive ions between 2 reacting compounds. K 2 CO 3(aq) +BaCl 2(aq)  2KCl (aq) +BaCO 3(s) KCl (aq)

9. When a carbon-containing compound reacts with oxygen to produce carbon dioxide and water. CH 4(g) +2O 2(g)  CO 2(g) +2H 2 O (g) heat CH 4 O2O2 CO 2 H2OH2O