โ–ธโ–ธ
  • ๐Ÿ‡ฌ๐Ÿ‡ง Protactinium
  • ๐Ÿ‡บ๐Ÿ‡ฆ ะŸั€ะพั‚ะฐะบั‚ะธะฝั–ะน
  • ๐Ÿ‡จ๐Ÿ‡ณ ้ท
  • ๐Ÿ‡ณ๐Ÿ‡ฑ Protactinium
  • ๐Ÿ‡ซ๐Ÿ‡ท Protactinium
  • ๐Ÿ‡ฉ๐Ÿ‡ช Protactinium
  • ๐Ÿ‡ฎ๐Ÿ‡ฑ ืคืจื•ื˜ืงื˜ื™ื ื™ื•ื
  • ๐Ÿ‡ฎ๐Ÿ‡น Protoattinio
  • ๐Ÿ‡ฏ๐Ÿ‡ต ใƒ—ใƒญใƒˆใ‚ขใ‚ฏใƒใƒ‹ใ‚ฆใƒ 
  • ๐Ÿ‡ต๐Ÿ‡น Protactínio
  • ๐Ÿ‡ช๐Ÿ‡ธ Protactinio
  • ๐Ÿ‡ธ๐Ÿ‡ช Protaktinium
  • ๐Ÿ‡ท๐Ÿ‡บ ะŸั€ะพั‚ะฐะบั‚ะธะฝะธะน

Protactinium: crystal structures

  • Space group: I4/mmm
  • Space group number: 139
  • Structure: tetragonal
  • Cell parameters:
    • a: 392.5 pm
    • b: 392.5 pm
    • c: 323.8 pm
    • α: 90.000°
    • β: 90.000°
    • γ: 90.000°

You may view the structure of protactinium:

Protactinium crystal structure image (ball and stick style)
Protactinium crystal structure image (ball and stick style).
Protactinium crystal structure image (space filling style)
Protactinium crystal structure image (space filling style).

References

W. H. Zachariasen, Acta Crystallogr., 1952, 5, 19.