Fermium (Fm)

Element number 100, from the actinides family. It is made by scientists in special labs.

Fermium facts

Symbol
Fm
Atomic number
100
Atomic mass
257
Family
Actinides
Period
7
Group
f-block (no group)

What does fermium react with?

In our lab fermium doesn't make any new substances when it's simply mixed with the others.

119 pairings have never been tried, because not enough atoms have ever existed.