Selenium

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Selenium
Selenium
General Info
Atomic Symbol Se
Atomic Number 34
Atomic Weight 79.0 g/mol79 amu
Chemical series Nonmetals
Appearance gray-black, metallic luster
Group, Period, Block 16, 4, p
Electron configuration [Ar] 4s2 3d10 4p4
Electrons per shell 2, 8, 18, 6
CAS number [7782-49-2]
Physical properties
Phase
Density g/cm3
Melting point warning.png“” is no number.
Boiling point warning.png“” is no number.
Isotopes of Selenium
iso NA half-life DT DE (MeV) DP
is stable with neutrons.
All properties are for STP unless otherwise stated.

Selenium is the 34th element.


Related References

See Also

Facts about SeleniumRDF feed
Atomic number 34  +
Atomic symbol Se  +
Atomic weight 79 g/mol (79 amu)  +
Boiling point warning.png“” is no number.
Melting point warning.png“” is no number.
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