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Tantalum
(Ta)
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1
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2
8
18
32
11
2
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Ta
Category
Transition metal
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Relative atomic mass
180.948
Density
16.6
Melting point (°C)
3017
Boiling point (°C)
5458
Electronegativity (Pauling)
1.5
Discovery year
1860
Discovered by
William Ramsay
Morris Travers
Electrons: 73
Protons: 73
Neutrons: 108
Wikipedia
created by @lukaswyss
Tantalum (Ta) – Element 73
