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Elements

Strontium - Sr

The element Strontium, atomic number 38, is formed from planetary nebulae, which results from red giant death.

      1. Name:
      2. Strontium
      1. Symbol:
      2. Sr
      1. Atomic number (protons):
      2. 38
      1. How created:
      2. planetary nebulae
      1. Process:
      2. red giant death
      1. How created (secondary):
      2. Type II supernova
      1. Process (secondary):
      2. star core collapse
      1. Group (column):
      2. 2
      1. Period (row):
      2. 5
      1. Atomic weight:
      2. 87.620000000
      1. Melting point:
      2. 1050 K
      1. Boiling point:
      2. 1655 K
      1. Density:
      2. 2.6400000 g/cm3

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