The Millikan oil drop experiment was used to determine
A) whether the atom was radioactive.
B) the electron distribution in the atom.
C) the atomic number of an atom.
D) the charge of an electron.
E) the nuclear character of the atom.

Question

Quizplus · Accepted Answer

The Millikan oil drop experiment was used to determine the charge of an electron. By observing the behavior of oil droplets suspended between two electrically charged plates, Robert Millikan was able to calculate the charge of an electron to be 1.602 x 10^-19 coulombs.

The Millikan Oil Drop Experiment Was Used to Determine