Constituent
Name
Y2(CO3)3
Official name
Yttrium carbonate trihydrate
Family
ionic solid
Class
alkali salt
Compound type
carbonate
Constituent abundance in material
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0
Mole fraction
1.0
Chemical composition
Formula
$Y_2(CO_3)_3 \bullet 3H_2O$
Chemical formula
Y2(CO3)3•3H2O
Elemental formula
(Y3+)2 C3 O6 (O-)6 H6
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Y^{3+}$ Yttrium cation element 2 0.25 1 constituent cation main
$CO_3^{2-}$ Carbonate ion molecule 3 0.375 1 molecular ion main
$H_2O$ Water molecule 3 0.375 1 hydration main
Chemical functions
  Function Number Relevance
$(CO_3)^{2-}$ 3
$R-OH$ 2 main
Chemical bonds
  Bond Number Relevance
$\cdot (\cdot) Y^{3+} \cdot O^{-}-$ 6
$-O \dots H-$ 6
$\eqslantgtr C-O^-$ 2 main
$>C=O$ 1 main
$-O-H$ 2 main
$\dddot - \dddot - C \dddot - O^{-2/3}$ 3
Class
alkali salts (06)
Type
hydrated simple alkali salts (06.04)
Phase type
crystalline
Crystal system
orthorhombic
Crystal class
dipyramidal
Crystal class symbol
mmm (D2h)
Crystal spacegroup
Pnnm
Texture
polycrystalline
Molar mass
405.885 $g/mol$
Density
3.11 (calculated) $g/cm^3$
Refringence type
biaxial
Refringence sign
positive
Birefringence
0.029
Refraction index $n_{\alpha}$
1.587
Refraction index $n_{\beta}$
1.57
Refraction index $n_{\gamma}$
1.616
Dispersion V
r > v
Color
white
Diaphaneity
translucent
Luster
earthy