Free Redox Reactions MCQs with Answers
102 Redox Reactions MCQs from Chemistry, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Redox reactions involve oxidation and reduction occurring together, with electrons transferred between species or oxidation numbers changing. The topic covers assigning oxidation states, identifying oxidizing and reducing agents, balancing redox equations by oxidation number or half-reaction methods, and connecting chemical changes with galvanic and electrolytic cells.
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102 questions · page 6 of 6
- A. Cathode rays
- B. X rays
- C. Anode rays
- D. All of the above
Explanation: cathode rays are not directly related to reducing effects. Cathode rays are streams of electrons that are emitted from the cathode…
Correct answer: Cathode rays- A. Oxidizing agent
- B. Reducing agent
- C. Bleaching agent
- D. Dehydrating agent
Explanation: Potassium dichromate (K2Cr2O7) is a strong oxidizing agent. It readily accepts electrons from other substances, causing them to be…
Correct answer: Oxidizing agent