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Elements

Calcium - Ca

The element Calcium, atomic number 20, is formed from Type Ia supernova, which results from star core collapse.

      1. Name:
      2. Calcium
      1. Symbol:
      2. Ca
      1. Atomic number (protons):
      2. 20
      1. How created:
      2. Type Ia supernova
      1. Process:
      2. star core collapse
      1. How created (secondary):
      2. Type II supernova
      1. Process (secondary):
      2. star core collapse
      1. Group (column):
      2. 2
      1. Period (row):
      2. 4
      1. Atomic weight:
      2. 40.078000000
      1. Melting point:
      2. 1115 K
      1. Boiling point:
      2. 1757 K
      1. Density:
      2. 1.5400000 g/cm3

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