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Osmium
(Os)
0
2
0
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2
8
18
32
14
2
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Os
Category
Transition metal
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Relative atomic mass
190.2
Density
22.57
Melting point (°C)
3033
Boiling point (°C)
5012
Electronegativity (Pauling)
2.2
Discovery year
1803
Discovered by
Smithson Tennant
Electrons: 76
Protons: 76
Neutrons: 114
Wikipedia
created by @lukaswyss
Osmium (Os) – Element 76