Lead (Pb) VS Iron (Fe)
A definitive side-by-side comparison of two essential element profiles.
VS
Main Differences
Lead (Pb) is an element in the post-transition metals category with an atomic number of 82. Iron (Fe) is an element in the transition metals category with an atomic number of 26.
Lead (Pb) is 1.4x denser than Iron (Fe). However, Iron (Fe) melts at a higher temperature than Lead (Pb) (a difference of 1210.4 Kelvin).
Where do the names come from?
Pb Lead (Pb) Naming History
The name comes from the Anglo-Saxon word for the metal, ''lead''
Fe Iron (Fe) Naming History
The name Iron comes from the Anglo-Saxon name ''iren''.
Related Comparisons
Compare
Lead (Pb)
Iron (Fe)
Category
Post-transition Metals
Transition Metals
Atomic Number
82
26
Symbol
Pb
Fe
Atomic Mass
207.2 u
55.845 u
Group
14
8
Period
6
4
Block
p-block
d-block
Standard State (at 20°C)
solid
solid
Density
11.34 g/cm³
7.874 g/cm³
Melting Point (°C)
327.462°C
1538°C
Melting Point (°F)
621.432°F
2800°F
Melting Point (K)
600.61 K
1811 K
Boiling Point (°C)
1749°C
2861°C
Boiling Point (°F)
3180°F
5182°F
Boiling Point (K)
2022 K
3134 K
Year Discovered:
Ancient
Ancient
CAS Number
7439-92-1
7439-89-6
Origin of Name:
The name comes from the Anglo-Saxon word for the metal, ''lead''
The name comes from the Anglo-Saxon name ''iren''.