Semimetallics
Name: Antimony
Symbol: Sb
Atomic Weight: 121.760
Atomic Number: 51
Element Classification: Semimetallics
Discovered By: Known to the ancients.
Discovery Date: n/a (Unknown)
Name Origin:Greek: anti and monos (not alone), symbol from mineral stibnite.
Name: Tellurium
Symbol: Te
Atomic Weight: 127.6
Atomic Number: 52
Element Classification: Semimetallics
Discovered By: Franz Joseph Meller von Reichenstein
Discovery Date: 1782 (Romania)
Name Origin:Latin: tellus (earth).
Name: Polonium
Symbol: Po
Atomic Weight: 208.9824
Atomic Number: 84
Element Classification: Semimetallics
Discovered By: Pierre and Marie Curie-Sklodowska
Discovery Date: 1898 (France/Poland)
Name Origin:Named for Poland, native country of Marie Curie.
Name: Boron
Symbol: B
Atomic Weight: 10.811
Atomic Number: 5
Element Classification: Semimetallics
Discovered By: Sir H. Davy, J.L. Gay-Lussac, L.J. Thenard
Discovery Date: 1808 (England/France)
Name Origin:The Arabic and Persian words for borax.
Name: Silicon
Symbol: Si
Atomic Weight: 28.0855
Atomic Number: 14
Element Classification: Semimetallics
Discovered By: Jons Jacob Berzelius
Discovery Date: 1824 (Sweden)
Name Origin:Latin: silex, silicus, (flint).
Name: Germanium
Symbol: Ge
Atomic Weight: 72.61
Atomic Number: 32
Element Classification: Semimetallics
Discovered By: Clemens Winkler
Discovery Date: 1886 (Germany)
Name Origin:Latin: Germania (Germany).
Name: Arsenic
Symbol: As
Atomic Weight: 74.92159
Atomic Number: 33
Element Classification: Semimetallics
Discovered By: Known to the ancients.
Discovery Date: n/a (Unknown)
Name Origin:Greek: arsenikon; Latin: arsenicum, (both names for yellow pigment).