Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Ricevere il Premium

Create a timeline

Public timelines

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

1 gen 1945 anni - 1945 - Glenn Seaborg identified lanthanides and actinides, which are usually placed below the periodic table. ←Glenn Seaborg

Aggiunto al nastro di tempo:

History of the Periodic table

2 dic 2017

0

0

601

Data:

1 gen 1945 anni

Adesso

~ 80 years ago

Immagini:

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL