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Elements

Sodium - Na

The element Sodium, atomic number 11, is formed from Type II supernova, which results from star core collapse.

      1. Name:
      2. Sodium
      1. Symbol:
      2. Na
      1. Atomic number (protons):
      2. 11
      1. How created:
      2. Type II supernova
      1. Process:
      2. star core collapse
      1. Group (column):
      2. 1
      1. Period (row):
      2. 3
      1. Atomic weight:
      2. 22.989769280
      1. Melting point:
      2. 370.87 K
      1. Boiling point:
      2. 1156 K
      1. Density:
      2. 0.9710000 g/cm3

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