41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
2327775
196008
2
Create a timeline
Public Timelines
For companies For educational institutions For teachers For students Dashboard
For educational institutions For teachers For students Dashboard
FAQ
Create a timeline
Public timelines
FAQ
About & FeedbackTermsPrivacyFAQ
Support 24/7  
DashboardGet premium
Donate

jan 1, 1940 - JJ Thomson

Description:

English physicist credited with the discovery of the electron (subatomic particles). He discovered that the negative charges took less space than the positive charges.

Added to timeline:

The Atomic Model Timeline

ByChristine Gonzalez
11 Dec 2018
0
0
293

Date:

jan 1, 1940
Now
~ 86 years ago
About & FeedbackTermsPrivacyFAQ
Support 24/7  
DashboardGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL