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5 cards from this section. Quick, good the night before a test.
Define a redox reaction in your own words.
Think about the loss and gain of electrons.
What is the oxidation state of oxygen in water (H₂O)?
Recall the general rule for oxygen in compounds.
What does oxidation mean in a redox reaction?
Refer to the mnemonic OIL RIG.
True or False: In a balanced redox reaction, the total charge must be equal on both sides.
Think about the conservation of matter.
Given the reaction: 4Fe + 3O₂ → 2Fe₂O₃, identify the oxidizing agent and reducing agent.
Look at the oxidation states before and after the reaction.
Balance the redox reaction: Cr₂O₇²⁻ + 3C₂O₄²⁻ → 2Cr³⁺ + 6CO₂.
Break it down into half-reactions for clarity.
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