Practice Quiz

Praxis II General Science

Category - Chemistry

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If an oxidation reaction has occurred:
  1. A precipitation reaction must also have occurred.
  2. A reduction reaction must also have occurred.
  3. The oxidized species must have gained a charge.
  4. The oxidized species must have become more acidic.
  5. The reaction is not reversible.
Explanation
Answer: B - If an oxidation reaction occurs, a reduction reaction must also occur. Oxidation reactions involve the loss of electrons, but they must go somewhere. The accompanying gain of electrons is a reduction reaction.
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