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11
  Na  
22.989770
Sodium
      


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Name: Sodium
Symbol: Na
Atomic Number: 11
AtomicWeight: 22.989770
Family: alkali metals
CAS RN: 7440-23-5
Description: A silvery white metal
State (25 °C): Solid
Melting Point: 371 °K
Boiling Point: 1156 °K
Density: .968 g/cm3
Oxidation states: +1
Electron Configuration: [Ne] 3s1
Radius: 180 pm (Covalent)
Electronegativity: .93 (Pauling Scale)

1st Ionization Energy: 496 KJ/mole
2nd Ionization Energy: 4562 KJ/mole
3rd Ionization Energy: 6910 KJ/mole

      



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