Unseptbium
hypothetical chemical element with the atomic number 172
Unseptbium is a hypothetical chemical element with atomic number 172. Based on the trends of the periodic table, it would likely be a noble gas. It has the symbol Usb.
Unseptbium is a hypothetical chemical element with atomic number 172. Based on the trends of the periodic table, it would likely be a noble gas. It has the symbol Usb.