Algodoo

the ones with 2 for a density, it just means that I don't know the density of them
the densitys are 0.00008988-41
I looked on the Wiki
* means lanthanides
** means actinides
years from 40000 BC to 2009

Fun facts:

1. if you inhale xenon, your voice gets deeper

2. Technetium, Cesium, Promethium, and Polonium to Ogannesson including the actinides are all Radioactive

3. Gold was discoved before carbon (26000 BC)
have fun guys, comment, and subscribe!