Copernicium (Cn) VS Flerovium (Fl)
A definitive side-by-side comparison of two essential element profiles.
VS
Main Differences
Copernicium (Cn) is an element in the transition metals category with an atomic number of 112. Flerovium (Fl) is an element in the post-transition metals category with an atomic number of 114.
Copernicium (Cn) is 1.7x denser than Flerovium (Fl). However, Flerovium (Fl) melts at a higher temperature than Copernicium (Cn) (a difference of 57.0 Kelvin).
Where do the names come from?
Cn Copernicium (Cn) Naming History
Copernicium is named for the Renaissance scientist Nicolaus Copernicus
Fl Flerovium (Fl) Naming History
Named after the Russian physicist Georgy Flerov who founded the Joint Institute for Nuclear Research where the element was discovered.
Related Comparisons
Compare
Copernicium (Cn)
Flerovium (Fl)
Category
Transition Metals
Post-transition Metals
Atomic Number
112
114
Symbol
Cn
Fl
Atomic Mass
[285] u
[289] u
Group
12
14
Period
7
7
Block
d-block
p-block
Standard State (at 20°C)
solid
solid
Density
23.7* g/cm³
14* g/cm³
Melting Point (°C)
N/A
N/A
Melting Point (°F)
N/A
N/A
Melting Point (K)
283* K
340* K
Boiling Point (°C)
N/A
N/A
Boiling Point (°F)
N/A
N/A
Boiling Point (K)
340* K
420* K
Year Discovered:
1996
1999
CAS Number
54084-26-3
54085-16-4
Origin of Name:
Copernicium is named for the Renaissance scientist Nicolaus Copernicus
Named after the Russian physicist Georgy Flerov who founded the Joint Institute for Nuclear Research where the element was discovered.