41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
1146500
91374
1
Create a timeline
Public Timelines
For organizations
For companies
For educational institutions
For teachers
For students
Dashboard
For educational institutions
For teachers
For students
Dashboard
FAQ
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Dashboard
Get premium
Donate
nov 15, 1900 - Frederick Soddy came up with the term "isotope"
Description:
1900 Frederick Soddy came up with the term "isotope" to explain the breakdown of radioactive elements.
Added to timeline:
New timeline
By
Saisriram Sanjai
15 May 2018
0
0
319
Date:
nov 15, 1900
Now
~ 125 years ago
Images:
About & Feedback
Terms
Privacy
FAQ
Support 24/7
Dashboard
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL