Search results for "Protactinium(V) oxide" - New World Encyclopedia
From New World Encyclopedia
- Protactinium (chemical symbol Pa, atomic number 91) is a member of ... ** protactinium(V) oxide (Pa2O5) == Applications == Given its scarcity ...9 KB (1,150 words) - 08:16, 2 December 2022
- contains up to about 12 percent thorium oxide. There are substantial deposits ... However, when it is contaminated with the oxide, thorium slowly tarnishes ...14 KB (1,909 words) - 23:00, 30 April 2023
- The use of uranium, in its natural oxide form, dates back to at least ... assumed the yellow substance was the oxide of a yet-undiscovered element ...48 KB (6,867 words) - 15:33, 16 January 2024
