Kayayyaki
| Praseodymium, 59Pr | |
| Lambar atom (Z) | 59 |
| Lokaci a STP | tauri |
| Wurin narkewa | 1208 K (935 °C, 1715 °F) |
| Wurin tafasa | 3403 K (3130 °C, 5666 °F) |
| Yawan yawa (kusan rt) | 6.77 g/cm3 |
| lokacin da ruwa (a mp) | 6.50 g/cm3 |
| Zafin haɗuwa | 6.89 kJ/mol |
| Zafin tururi | 331 kJ/mol |
| Ƙarfin zafin molar | 27.20 J/(mol·K) |
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Praseodymium(III, IV) Oxide
Praseodymium (III, IV) Oxideshine mahaɗin da ba shi da sinadarai masu gina jiki tare da dabarar Pr6O11 wanda ba ya narkewa a cikin ruwa. Yana da tsarin fluorite mai siffar cubic. Shi ne mafi tsayayyen nau'in praseodymium oxide a yanayin zafi da matsin lamba na yanayi. Tushen Praseodymium ne wanda ba ya narkewa sosai wanda ya dace da amfani da gilashi, na gani da yumbu. Praseodymium (III, IV) Oxide gabaɗaya Tsarkakakken (99.999%) Praseodymium (III, IV) Oxide (Pr2O3) Foda kwanan nan ana samunsa a mafi yawan juzu'i. Tsarkakakken mai yawa da abubuwan da ke cikin tsarki suna inganta ingancin gani da amfani kamar yadda aka tsara a kimiyya. Ana iya la'akari da foda na nanoscale da dakatarwa, a matsayin madadin yanayin saman sama mai tsayi.