He kupu whakataki poto
Ingoa hua: Praseodymium
Tātai: Pr
Nama CAS: 7440-10-0
Taumaha rāpoi: 140.91
Kiato: 6.71 g/mL i te 25 °C
Ira whakarewa: 931 °C
Hanga: 10 x 10 x 10 mm mataono
Rauemi: | Praseodymium |
Pure: | 99.9% |
Tau ngota: | 59 |
Kiato | 6.8 g.cm-3 i te 20°C |
Te rewa | 931 °C |
Iwi poroporoaki | 3512 °C |
Ahu | 1 inihi, 10mm, 25.4mm, 50mm, Whakaritea ranei |
Taupānga | Koha, pūtaiao, whakaaturanga, kohinga, whakapaipai, matauranga, rangahau |
Ko te Praseodymium he whakarewa ngohengohe, he hiriwa-kowhai. He mema o te roopu lanthanide o te ripanga o nga huānga. Ka āta tauhohe ki te hāora: ka pā ki te hau ka hanga he waikura kākāriki e kore e parea i te hāora anō. He kaha ake te atete ki te waikura i te hau me era atu konganuku onge, engari me penapena tonu ki raro i te hinu, ka pania ranei ki te kirihou. Ka tere te urupare ki te wai.