Periodic table of the elements
MendeleviumNobeliumLawrencium
102
No
Nobelium
(259)
2
8
18
32
32
8
2
102
No
Nobelium
(259)
2
8
18
32
32
8
2
General
NameNobelium
SymbolNo
Number102
Chemical seriesActinides
Group / Period0 / 7
Blockf-block
CAS registry number10028-14-5

Nobelium is a radioactive element

Physical properties
Statesolid
Density g/cm3
Melting point1100 K (827°C, 1520°F)
Boiling point
Critical point

Atomic properties
Atomic Weight(259) g/mol
Crystal structure
Electronegativity1.30
Atomic radius
Atomic radius (calculated)
Electron configuration[Rn] 5f14 7s2
Electrons per shell2, 8, 18, 32, 32, 8, 2
Number of protons102
Number of neutrons157

Other languages
SpanishNobelio
PortugueseNobélio
FrenchNobélium
GermanNobelium
ItalianNobelio
RussianНобелий
PolishNobel
Chinese
Arabicنوبليوم
TurkishNobelyum
DutchNobelium


Periodic table of the elements
MendeleviumNobeliumLawrencium