Solid phase
Official name
Cadmium hydrogen phosphate tetrahydrate
Secondary names
Cadmium hydrogen phosphate hydrate
Type
Family
ionic solid
Class
acid salt
Compound type
phosphate
Comments
JCPDS data
Chemical composition
Formula
$(Cd^{2+})_5(H^+)_2 \cdot (PO_4^{3-})_4 \bullet (H_2O)_4$
Chemical formula
Cd5H2(PO4)4•4(H2O)
Elemental formula
(Cd2+)5 (H+)2 P4 O8 (O-)12 H8
Isotope mixture type
terrestrial abundance
30.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Cd^{2+}$ Cadmium cation element 5 0.3333333333333333 1 constituent cation main
$H^+$ Hydrogen cation element 2 0.13333333333333333 1 constituent cation main
$(PO_4)^{3-}$ Phosphate anion chemical function 4 0.26666666666666666 1 anionic radical main
$H_2O$ Water molecule 4 0.26666666666666666 1 hydration main
Chemical functions
  Function Number
$(PO_4)^{3-}$ 4
$R-OH$ 2
Chemical bonds
  Bond Number
$\cdot Cd^{2+} \cdot O^{-}-$ 10
$H^+ \cdot O^{-}-$ 2
$-O \dots H-$ 8
$-O-H$ 2
$\dddot - \dddot - \dddot - P \dddot - O^{-3/4}$ 4
Class
acid salts (05)
Type
hydrated complex acid salts (05.06)
Phase type
crystalline
Crystal system
monoclinic
Crystal class
prismatic
Crystal class symbol
2/m (C2h)
Crystal spacegroup
C2/c
Molar mass
736.019 $g/mol$
State NTP
solid
Refringence type
biaxial
Refringence sign
unknown