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Sodium



Name Sodium
Atomic Number 11
Atomic Weight 22.9
Symbol Na
Melting Point ( °C ) 207.9°F (97.2°C)
Boiling Point ( °C ) 883°C
Density (g/cm3) .97g/cm3
Earth crust (%) 2.6%
Discovery (Year) 1807
Group 1
Electron configuration Metal
Ionization energy (eV) 5.139 eV


Sodium is a metal located in Group 1 of the periodic table. Sodium is highly reactive with water.

Pronunciation is SO-dee-em.

Period number is 3.Group number 1.Group name Alkali Metals.

Room temperature form is Solid.

Founded by Sir Humphry Davy in 1807 where he isolated the first pure sodium.

Oxidation States: +1

Forms of Sodium:Salt(NaCl),soda ash(Na2CO3),baking soda(NaHCO3), caustic soda(NaOH),Chile saltpeter(NaNO3),Borax(Na2B4O7-*10H2O).

Sodium used to create:production of titanium, sodamide, sodium cyanide, sodium peroxide, and sodium hydride. Liquid sodium has been used as a coolant for nuclear reactors. Sodium vapor is used in streetlights and produces a brilliant yellow light.

Electron shell configuration: 1s2, 2s2 2p6, 3s1.


References

http://education.jlab.org/itselemental/ele011.html

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