33
/fr/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
2222713
186409
2
Create a timeline
Public Timelines
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
FAQ
Obtenir le Premium
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Un accord
Confidentialité
FAQ
Support 24/7
Cabinet
Get premium
Donate
25 juin 1875 - Discovery of Gallium
Description:
Gallium was found, at had the exact atomic mass and properties that Mendeleev had predicted 4 years earlier.
Ajouté au bande de temps:
Development of Periodic Table
By
Karl Stücker
26 nov. 2018
0
0
407
Date:
25 juin 1875
Maintenaint
~ Il y a 150 ans
About & Feedback
Un accord
Confidentialité
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL