Pr
I-praseodymium inika iglasi kunye ne-enamel umbala omnyama-oluhlaza.
Iimpawu Zobuchopho
| Ii-atom | 140.91 u |
| Uxinano | 6.773 g/cm³ |
| Incopho yokubila: | 1208.0 K |
| Incopho yokubila: | 3793.0 K |
| Ukubonakala | I-Grayish-white metallic |
| I-State at Room Temp | I-Solid |
Iimpawu zekhemikhali
| Electronegativity | 1.13 (I-Polygon) |
| I-Ionization Energy | 527.0 kJ/mol |
| Electronegativity: | 93.0 kJ/mol |
| Iindawo zokuthambisa | +2, +3, +4 |
Iimpahla zephetshana elichazayo:
| Uqwalaselo lwe Electron | [Xe] 4f3 6s2 |
| Atomic radius: | 182.0 pm |
| I-Covalent Radius | 203.0 pm |
| I-Van der Waals Radius | 239.0 pm |
Ukufumana kwakhona
| Ifunyenwe Ngu | Carl Auer von Welsbach |
| Unyaka Wophando | 1885 |
| Indawo | Vienna, Austria |
| Igama Elilandelayo | I-Greek 'prasios didymos' ithetha ukuba i-green twin |
I-About Praseodymium
I-praseodymium yintsimbi ethambileyo, emhlophe, ethe tyaba ehlukaniswe ne-neodymium ngo-1885 nguWelsbach ukusuka apho kwacinga ukuba yi-'didymium.'
Iinkqubo
Amakhandlela (neodymium), iinjini zenqwelo-moya, iiglasi zokujonga ze-welder, kunye ne-ceramic colorant.
Inyathelo 1:
I-praseodymium yafihlakele iminyaka emininzi ngaphakathi kwe-didymium de yahlukaniswa ne-neodymium ngo-1885.
I-Isotopes
| Inani le-Mass | Uninzi | Ixesha eliphakathi | Iqinile |
| 141 | 1.0% | - | Ewe |
Uqwalaselo lwe Electron
[Xe] 4f3 6s2