33
/fr/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
1904125
156847
2
Create a timeline
Public Timelines
For educational institutions For teachers For students Cabinet
For educational institutions For teachers For students Open cabinet
FAQ
Create a timeline
Public timelines
FAQ
About & FeedbackUn accordConfidentialitéFAQ
Support 24/7  
CabinetGet premium
Donate

15 janv. 1829 - Law of Triads

Description:

In 1829, Döbereiner, who grouped elements based on similarities. He announced his law of triads, which leads us to his invention of three chemically similar elements grouped together in which the properties of the middle element could be inferred from the lighter and heavier ones.

Ajouté au bande de temps:

History of the Periodic Table - 10

ByTyler
15 oct. 2018
0
0
382

Date:

15 janv. 1829
Maintenaint
~ Il y a 196 ans
About & FeedbackUn accordConfidentialitéFAQ
Support 24/7  
CabinetGet premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL