mesothorium

listen to the pronunciation of mesothorium
الإنجليزية - التركية
mezotoryum
5 years
5 yıl
الإنجليزية - الإنجليزية
Any product of the radioactive decay of thorium, mainly isotopes of radium and actinium
A radioactive product intermediate between thorium and radiothorium, with a period of 5
5 years