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Redox Reactions
Redox Reactions
Redox Reactions
What kind of equation is this?
Redox Reactions
Redox Reactions
LEO = Loss of Electrons is Oxidation
GER = Gain of Electrons is Reduction
Redox Reactions
Redox Reactions
DEMO: Aluminum and Copper REDOX Riot
Determine the net ionic equation for each of the following:
Solid aluminum mixed with a solution of copper (II) chloride.
Solid aluminum mixed with a solution of copper (II) sulfate.
Redox Reactions
Solid aluminum mixed with a solution of copper (II) chloride.
Al (s) + Cu+2 (aq) Al+3 (aq) + Cu (s)
Determine the half reactions for the REDOX Reaction.
Al (s) Al+3 + 3e
Cu+2 (aq) + 2e Cu (s)
Determine which is oxidizing and which is reducing? Determine which is the oxidizing agent and which is the reducing agent?
Redox Reactions
Solid aluminum mixed with a solution of copper (II) sulfate.
Al (s) + Cu+2 (aq) Al+3 (aq) + Cu (s)
Determine the half reactions for the REDOX Reaction.
Al (s) Al+3 + 3e
Cu+2 (aq) + 2e Cu (s)
Determine which is oxidizing and which is reducing? Determine which is the oxidizing agent and which is the reducing agent?
Redox Reactions
Demo Questions:
What was different about the reactions?
How is it possible both reactions have the same net and half equations?
Why did the reaction work well with copper (II) chloride and not well with copper (II) sulfate?
What was the purpose of the NaCl solid in the second reaction?