29
/
en
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
3631294
331461
2
Create
Public Timelines
Library
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
may 1, 1932 - James Chadwick
Description:
He thought there were no free electrons in the nucleus but once they are free of the nucleus they were unstable.
Added to timeline:
24 Dec 2019
0
0
200
Science
Date:
may 1, 1932
Now
~ 92 years ago