Solid phase
Official name
Synthetic Lead
CAS number
7439-92-1
Type
Family
metallic solid
Class
true metal
Compound type
metal
Chemical composition
Formula
$Pb$
Chemical formula
Pb
Elemental formula
Pb
Isotope mixture type
terrestrial abundance
2.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Pb$ Lead element 1 1.0 1 pure main
Class
true metals (13)
Type
homovalent monolayer metals (13.01)
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
hexoctahedral
Crystal class symbol
m-3m (Oh)
Crystal spacegroup
Fm-3m
Molar mass
207.20 $g/mol$
Density
11.37 $g/cm^3$
State NTP
solid
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-liquid liquid 600.61 K ​(327.46 °C)
Refringence type
isotropic
Refraction index $n_{\alpha}$
1.909 @ 589nm
Pure color
gray
Color
lead gray, gray white
Diaphaneity
opaque
Luster
metallic
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