Robert Millikan
![](https://phylogame.org/wp-content/themes/phylo/img/generated-card-images/br-86FF4F----1.png)
Robert Millikan
Chemistry Mix n Match![](https://phylogame.org/wp-content/uploads/2016/05/Robert_Andrews_Millikan_1920s-1.jpg)
Robert Millikan was the American physicist who discovered the charge of an electron in his “Oil Drop Experiment”.
Graphic by Eric Hamber Secondary
Robert Millikan was the American physicist who discovered the charge of an electron in his “Oil Drop Experiment”.