Rubidium - Rb
The element Rubidium, atomic number 37, is formed from Type II supernova, which results from star core collapse.
- Name:
- Rubidium
- Symbol:
- Rb
- Atomic number (protons):
- 37
- How created:
- Type II supernova
- Process:
- star core collapse
- Group (column):
- 1
- Period (row):
- 5
- Atomic weight:
- 85.467800000
- Melting point:
- 312.46 K
- Boiling point:
- 961 K
- Density:
- 1.5320000 g/cm3
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