Thorium has 90 electrons.
Thorium has 90 protons.
Thorium has 90 electrons.
Thorium has 7 electron shells.
Thorium is a metal element. There are 90 electrons in a single atom.
232Th has 142 neutrons and 90 protons and electrons.
Being a reactive metal thorium can react with the majority of nonmetals; thorium can also form many alloys.
Common compounds of thorium: thorium dioxide, thorium trifluoride, thorium tetrafluoride, thorium tetrachloride, thorium triiodide, thorium diiodide, thorium tetraiodide, thorium nitrate, thorium oxalate, thorium carbide, thorium sulfides, thorium nitride, thorium oxinate, etc.
Thorium exist in many minerals; examples: thorianite, thorite, monazite.
Thorium-238 has 90 protons and electrons and 148 neutrons.
Thorium-232 has 90 protons and electrons and 142 neutrons.
Thorium-232 has 142 neutrons; the number of neutrons differ for each isotope.
Thorium is an inner transition element, which means it is a metal.