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Which experiment led to the measurement of the charge on an electron?

Chemistry
JAMB 2007

Which experiment led to the measurement of the charge on an electron?

  • A. Mass spectrometric experiment
  • B. Oil-drop experiment
  • C. Scattering α - particles
  • D. Discharge-tube experiment
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Correct Answer: Option B
Explanation

In 1909, Robert Millikan and Harvey Fletcher conducted the oil drop experiment to determine the charge of an electron.

There is an explanation video available below.

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Explanation Video

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