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Elements

Radium - Ra

The element Radium, atomic number 88, is formed from nucelar decay, which results from .

      1. Name:
      2. Radium
      1. Symbol:
      2. Ra
      1. Atomic number (protons):
      2. 88
      1. How created:
      2. nucelar decay
      1. Group (column):
      2. 2
      1. Period (row):
      2. 7
      1. Atomic weight:
      2. 226.000000000
      1. Melting point:
      2. 973 K
      1. Boiling point:
      2. 2010 K
      1. Density:
      2. 5.5000000 g/cm3

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