jul 1, 1903 - Niels Bohr
Description:
- Niels Bohr was born in Copenhagen, Denmark- Niels Bohr proposed a new theory for how atoms were arranged in hydrogen. He based his theory on how electrons orbit the nucleus, and the difference in electrons would send out more or less radiation.
Added to timeline:
Date:
jul 1, 1903
Now
~ 122 years ago