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The oil drop experiments measuring the charge on an electron were performed by:
AMichelson
BMitchell
CMiddleton
DMillikan
Answer & Solution
Correct answer: D. Millikan
1. Microscopic droplets were charged by friction.
2. Their charges always came in multiples of one value.
3. That scientist was Robert Millikan.
_Source: OpenStax Chemistry 2e, Chapter 2, Atoms, Molecules, and Ions._
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