-
Fourcroy and
Vauquelin identified a
metal in a
platinum residue they
called ptène. In 1803,
Smithson Tennant analyzed the
insoluble residue and concluded...
- he
identified a
metal in a
platinum residue they
called ‘
ptène’, This name ‘
ptene’ or ‘
ptène’ was
reported as an
early synonym for osmium.
Either together...
- he
identified a
metal in a
platinum residue they
called ‘
ptène’.This name ‘
ptene’ or ‘
ptène’ was
reported as an
early synonym for osmium. Fourcroy's views...
-
volatile new oxide,
which he
believed to be of this new metal—which he
named ptene, from the Gr**** word πτηνός ptēnós, "winged". Tennant, who had the advantage...
-
volatile new oxide,
which he
believed to be of this new metal—which he
named ptene, from the Gr**** word πτηνός ptēnós, "winged". Tennant, who had the advantage...
-
extracted from the
mineral tantalite.
Polinium 77
Iridium 1828
Gottfried Osann Ptene 76
Osmium 1803 Hippolyte-Victor Collet-Descotils,
Antoine François, comte...
