Solid phase
Official name
Cadmium(II) nitrate tetrahydrate
Type
Family
ionic solid
Class
normal salt
Compound type
nitrate
Chemical composition
Formula
$Cd^{2+} \cdot (NO_3^-)_2 \bullet 4H_2O$
Chemical formula
Cd(NO3)2•4H2O
Elemental formula
(Cd2+) (N+)2 O6 (O-)4 H8
Isotope mixture type
terrestrial abundance
14.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Cd^{2+}$ Cadmium cation element 1 0.14285714285714285 1 constituent cation main
$(NO_3)^-$ Nitrate anion chemical function 2 0.2857142857142857 1 anionic radical main
$H_2O$ Water molecule 4 0.5714285714285714 1 hydration main
Composition comments
the most common Cd(NO3)2 hydrate is the tetrahydrate
Chemical functions
  Function Number
$(NO_3)^-$ 2
$R-OH$ 2
Chemical bonds
  Bond Number
$\cdot Cd^{2+} \cdot O^{-}-$ 2
$-O \dots H-$ 8
$-O-H$ 2
$\dddot - \dddot - N^+ \dddot - O^{-2/3}$ 3
Class
normal salts (07)
Type
hydrated simple normal salts (07.04)
Phase type
crystalline
Crystal system
orthorhombic
Crystal class
pyramidal
Crystal class symbol
mm2 (C2v)
Crystal spacegroup
Fdd2
Molar mass
308.48 $g/mol$
Density
2.45 $g/cm^3$
State NTP
solid
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-liquid liquid 59.5 °C (332.5 K)
Refringence type
biaxial
Pure color
colorless
Color
colorless, white
Diaphaneity
transparent to translucent
Luster
vitreous
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