Clever Geek Handbook
📜 ⬆️ ⬇️

Tristannide Praseodymium

Praseodymium tristannide ( triolopraseodymium ) is a binary inorganic compound of praseodymium and tin with the formula PrSn 3 , crystals.

Tristannide Praseodymium
Are common
Systematic
name
Tristannide Praseodymium
Chem. formulaPrSn 3
Rat formulaSn 3 pr
Physical properties
conditioncrystals
Molar mass497.04 g / mol
Density7.8 g / cm³
Thermal properties
T. melt.1180 ° C
Classification
Reg. CAS number12038-11-8

Getting

  • Fusion of stoichiometric amounts of pure substances:
Pr+3Sn→1180oCPrSn3{\ displaystyle {\ mathsf {Pr + 3Sn \ {\ xrightarrow {1180 ^ {o} C}} \ PrSn_ {3}}}} {\displaystyle {\mathsf {Pr+3Sn\ {\xrightarrow {1180^{o}C}}\ PrSn_{3}}}}

Physical Properties

Praseodymium tristannide forms cubic syngony crystals, space group P m 3 m , cell parameters a = 0.4716 nm, Z = 1, structure like tri - gold AuCu 3 [1] [2] .

The compound melts congruently at a temperature of 1180 ° C [1] .

Notes

  1. ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2000. - T. 3 Book 2. - 448 p. - ISBN 5-217-02932-3 .
  2. ↑ B. Predel. Pr-Sn (Praseodymium-Tin) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5I . - S. 1-2 . - DOI : 10.1007 / 10542753_2502 .


Source - https://ru.wikipedia.org/w/index.php?title=Tristannid_praseodymium&oldid=80382887


More articles:

  • Ilovka (Tomsk Oblast)
  • Lambsborn
  • Marchenko, Ivan Tikhonovich
  • 5 kilometer (Tomsk Oblast)
  • Ovchukov, Yury Vasilyevich
  • Mir, Mary
  • Freeman Hunter
  • Nazingen
  • City settlement settlement Lower Kuranakh
  • Bellette Litter

All articles

Clever Geek | 2019