102No
Element 102
Nobelium
Actinides
Nobelium is a synthetic chemical element with symbol No and atomic number 102.
Key data
- Atomic number
- 102
- Atomic mass
- 259.000 u
- Group / Period
- 3 / 7
- Block
- f-block
- Phase at STP
- Solid
- Density
- —
- Melting point
- 826.9 °C
- Boiling point
- —
- Electron configuration
- [Rn] 5f14 7s2
Common uses
- •Research only
- •Synthesized in 1958
- •Named after Alfred Nobel
Discovery
Year: 1958
Discovered by: Joint Institute for Nuclear Research
Frequently asked questions
What is the atomic number of Nobelium?
Nobelium has atomic number 102. Its symbol is No and its atomic mass is 259 u.
What category of element is Nobelium?
Nobelium is classified as actinides. It sits in group 3, period 7 of the periodic table.
What is Nobelium used for?
Common uses of Nobelium include: Research only, Synthesized in 1958, Named after Alfred Nobel.
When was Nobelium discovered?
Nobelium was discovered in 1958 by Joint Institute for Nuclear Research.
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