33
/it/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
2656802
223102
2
Public Timelines
Public TimelinesFAQ
Public TimelinesFAQ
For educational institutions For teachers For students Cabinet
For educational institutions For teachers For students Open cabinet
Creare
Create a timeline
Public timelines
Library
FAQ

1 gen 1900 anni - Fredrick Soddy

Descrizione:

Observed spontaneous disintegration of radioactive elements into “isotopes” (totally new elements); made first calculations on energy released during decay

Aggiunto al nastro di tempo:

Atomic Theory timeline

BySpencer Knight
14 feb 2019
0
0
374

Data:

1 gen 1900 anni
Adesso
~ 125 years ago

Immagini:

About & FeedbackAccordoPrivatezzaBibliotecaFAQ
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL