41
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
May 31, 2026
5226771
494067
2
Public Timelines
FAQ

jan 1, 1875 - Gallium is discovered, correctly matching Mendeleev's prediction.

Added to timeline:

Date:

jan 1, 1875
Now
~ 151 years ago