Stable isotope Cadmium (Cd)

Isotope Z(p) N(n) Atomic Mass Natural Abundance Enrichment Level Chemical Form
Cd-106 48 58 105.90646 1.25% 81.00-99.00% Metal
Cd-106 48 58 105.90646 1.25% 81.00-99.00% Oxide
Cd-108 48 60 107.90418 0.89% 66.00-99.00% Metal
Cd-108 48 60 107.90418 0.89% 66.00-99.00% Oxide
Cd-110 48 62 109.903006 12.49% 95.00-99.00% Metal
Cd-110 48 62 109.903006 12.49% 95.00-99.00% Oxide
Cd-111 48 63 110.904182 12.80% 95.00-97.50% Metal
Cd-111 48 63 110.904182 12.80% 95.00-97.50% Oxide
Cd-112 48 64 111.902758 24.13% 88.00-98.00% Metal
Cd-112 48 64 111.902758 24.13% 88.00-98.00% Oxide
Cd-113 48 65 112.904402 12.22% 93.00-96.00% Metal
Cd-113 48 65 112.904402 12.22% 93.00-96.00% Oxide
Cd-114 48 66 113.903359 28.73% 99.00% Metal
Cd-114 48 66 113.903359 28.73% 99.00% Oxide
Cd-116 48 68 115.904756 7.49% 99.00% Metal
Cd-116 48 68 115.904756 7.49% 99.00% Oxide

Properties of Cadmium

Name Cadmium
Symbol Cd
Atomic number 48
Atomic weight 112.41
Standard state Solid at 298 °K
CAS Registry ID 7440-43-9
Group in periodic table 12
Group name None
Period in periodic table 5
Block in periodic table d-block
Color Silvery gray metallic
Classification Metallic
Melting point 321.1 °C
Boiling point 765 °C
Vaporization point 767 °C
Thermal conductivity 97 W/(m·K)
Electrical resistivity 6.83 µΩ·cm at 0 °C
Electronegativity 1.7
Specific heat 230 J/(kg·K)
Heat of vaporization 100 kJ·mol-1
Heat of fusion 6.3 kJ·mol-1
Density of liquid 7.996 g/cm3 at 321.1 °C
Density of solid 8.65 g/cm3
Electron configuration [Kr]4d105s2 
Ionization potential 8.994 eV
Standard electrode potential Eº = -0.40 V
Oxidation state +2