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Which of the following is not a consequence of hydrogen bubbles covering the copper plate...

Physics
JAMB 2022

Which of the following is not a consequence of hydrogen bubbles covering the copper plate of a primary cell?

  • A. formation of hydrogen bubbles on the electrode
  • B. increase in the resistance of the cell
  • C. local action
  • D. polarization
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Correct Answer: Option C
Explanation

If the zinc used in the simple cell is of the impure commercial variety bubbles of hydrogen will be seen coming off the zinc. This is called local action.

There is an explanation video available below.

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