Hua
| Torium, 90th | |
| Cas No. | 7440-29-1 |
| Te ahua | he hiriwa, he pango te nuinga o te waa |
| Tau ngota(Z) | 90 |
| Wāhanga i STP | mārō |
| Te rewa | 2023 K (1750 °C, 3182 °F) |
| Kohuatanga | 5061 K (4788 °C, 8650 °F) |
| Kiato (tata ki te rt) | 11.7 g/cm3 |
| Te wera o te hanumi | 13.81 kJ/mol |
| Te wera o te kohu | 514 kJ/mol |
| Te kaha o te wera molar | 26.230 J/(mol·K) |
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thorium(IV) oxide (Thorium Dioxide) (ThO2) paura Purity Min.99%
Torium Dioxide (ThO2), ka kiia hokitorium(IV) waikura, he puna Thorium tino kore e taea te waiariki. He kirikiri toka, he ma, he kowhai ranei te tae. Kei te mohiotia ano ko te thoria, he mea hanga te nuinga hei hua-a-hua o te hanga lanthanide me te uranium. Ko te Thorianite te ingoa o te ahua kohuke o te thorium dioxide. Ko te Thorium he mea utu nui i roto i te hanga karaehe me te hanga karaehe hei whakangao kowhai kanapa na te mea o tona whakaatanga tino pai. Ko nga pūhui hāora e kore e kawe ki te hiko.