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Dirtutitterbium

Dirtutitterbium is a binary inorganic compound of ytterbium and mercury with the formula YbHg 2 , crystals.

Dirtutitterbium
Are common
Systematic
name
Dirtutitterbium
Traditional namesYtterbiyirutut; ytterbium amalgam
Chem. formulaYbHg 2
Rac formulaHg 2 Yb
Physical properties
conditioncrystals
Molar mass574.22 g / mol
Density12.9 g / cm³
Thermal properties
T.450 ° C

Getting

  • Fusion of stoichiometric amounts of pure substances:
Yb+2Hg→450oCYbHg2{\ displaystyle {\ mathsf {Yb + 2Hg \ {\ xrightarrow {450 ^ {o} C}} \ YbHg_ {2}}}}  

Physical Properties

Dirtutituterium forms hexagonal crystals, space group P 6 / mmm , cell parameters a = 0.4896 nm, c = 0.3534 nm, Z = 1, aluminum diboride type structure AlB 2 [1] [2] [3] .

The compound is formed by the peritectic reaction at a temperature of 450 ° C [1] (445 ° C [3] ).

Notes

  1. ↑ 1 2 State diagrams of double metallic systems / Ed. N. P. Lyakishev. - M .: Metallurgy, 1997. - T. 2. - 1024 p. - ISBN 5-217-01569-1 .
  2. ↑ B. Predel. Hg-Yb (Mercury-Ytterbium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1997. - T. 5G . - S. 1-2 . - DOI : 10.1007 / 10506626_1665 .
  3. ↑ 1 2 C. Gumiński. The Hg-Yb (mercury-ytterbium) system // Journal of Phase Equilibria. - 1995. - V. 16 , № 4 . - p . 348-352 . - DOI : 10.1007 / BF02645296 .


Source - https://ru.wikipedia.org/w/index.php?title= Dirtutitterbiy&oldid = 80364001


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