Cadmium(II) acetate dihydrate | SSHADE

Processing math: 60%

Solid phase

Official name: Cadmium(II) acetate dihydrate

Name and identifiers

Secondary names: cadmium acetate dihydrate; cadmium diacetate dihydrate; Cd(OAc).2H2O
CAS number: 5743-04-4

Family: ionic solid
Class: alkali salt
Compound type: organic salt

Chemical composition

Formula: $Cd^{2+} \cdot (CH_3COO^-)_2 \bullet 2(H_2O)$
Chemical formula: Cd(CH3CO2)2•2H2O
Elemental formula: (Cd2+) C4 H10 O4 (O-)2
Isotope mixture type: terrestrial abundance

10.0

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Cd^{2+}$	Cadmium cation	element	1	0.2	1	constituent cation	main
	$(CH_3COO)^-$	Acetate ion	molecule	2	0.4	1	constituent anion	main
	$H_2O$	Water	molecule	2	0.4	1	hydration	main

Chemical functions and bonds

Chemical functions

	Function	Number
	$R-CH_3$	1
	$R-C(=O)-O^-$	1
	$R-OH$	2

Chemical bonds

	Bond	Number
	$\cdot Cd^{2+} \cdot O^{-}-$	2
	$\geq C-H$	3
	$\eqslantgtr C-C\leq$	1
	$>C=O$	1
	$\eqslantgtr C-O^-$	1
	$-O-H$	2

Class: alkali salts (06)
Type: hydrated simple alkali salts (06.04)

Crystallography

Phase type: crystalline

Physical properties

Molar mass: 266.53 $g/mol$
Density: 2.01 $g/cm^3$

Thermodynamical properties

State NTP

solid

Phase transitions

Phase transition type	Other phases	Temperature - Pressure
solid decomposition	anhydrous Cd(CH3CO2)2	130 °C (403 K)

Optical properties

Pure color: colorless
Color: colorless, white
Diaphaneity: transparent to translucent
Luster: vitreous

Links and Publications

Links