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Elements

Rubidium - Rb

The element Rubidium, atomic number 37, is formed from Type II supernova, which results from star core collapse.

      1. Name:
      2. Rubidium
      1. Symbol:
      2. Rb
      1. Atomic number (protons):
      2. 37
      1. How created:
      2. Type II supernova
      1. Process:
      2. star core collapse
      1. Group (column):
      2. 1
      1. Period (row):
      2. 5
      1. Atomic weight:
      2. 85.467800000
      1. Melting point:
      2. 312.46 K
      1. Boiling point:
      2. 961 K
      1. Density:
      2. 1.5320000 g/cm3

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