Activity 2: EXAMINE ME Directions: Examine the given chemical reactions and answer the given questions in each item. 1. Label the following as oxidation or reduction. a. Conversion of Br to Br2 b. Conversion of Fe2 to Fe3+ c. Change in oxidation number in a negative direction. 2. In the balanced equation: 12+ 5Cl2 +6H2O 2HIO3 + 10HCI a. What element was reduced? b. What element was oxidized? c. What substance is the oxidizing agent? d. What substance is the reducing agent? 3. The equation below shows the corrosion of Iron when exposed to oxygen: 4Fe+302 2FE2O3 a. What element was reduced? b. What element was oxidized? c. What substance is the oxidizing agent? d. What substance is the reducing agent? 4. Burning of methane is common among households that uses gas stove The reaction below shows the combustion of methane: CH4 + 202 CO2 + 2H20 a. What element was reduced? b. What element was oxidized? c. What substance is the oxidizing agent? d. What substance is the reducing agent?