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Thallium
Thallium Thal"li*um, n. [NL., fr. Gr. ? young or green shoot
or branch, twig. So called from a characteristic bright green
line in its spectrum.] (Chem.)
A rare metallic element of the aluminium group found in some
minerals, as certain pyrites, and also in the lead-chamber
deposit in the manufacture of sulphuric acid. It is isolated
as a heavy, soft, bluish white metal, easily oxidized in
moist air, but preserved by keeping under water. Symbol Tl.
Atomic weight 203.7.
Meaning of Thallium from wikipedia
-
Thallium is a
chemical element; it has
symbol Tl and
atomic number 81. It is a silvery-white post-transition
metal that is not
found free in nature. When...
-
Thallium poisoning is
poisoning that is due to
thallium and its compounds,
which are
often highly toxic.
Contact with skin is
dangerous and
adequate ventilation...
-
Thallium (81Tl) has 41
isotopes with
atomic m****es that
range from 176 to 216. 203Tl and 205Tl are the only
stable isotopes and 204Tl is the most stable...
-
Thallium has
several oxides:
Thallium(I)
oxide Tl2O
Thallium(III)
oxide Tl2O3
Thallium(I)
superoxide or
thallium dioxide TlO2 Tl4O3 This set
index article...
-
state than the +3 state, like
thallium, but in the +1
state nihonium should behave more like
silver and
astatine than
thallium.
Preliminary experiments have...
- table,
consisting of
boron (B),
aluminium (Al),
gallium (Ga),
indium (In),
thallium (Tl) and
nihonium (Nh). This
group lies in the p-block of the periodic...
-
university student who was best
known as the
victim of an
unsolved 1995
thallium poisoning case in Beijing, China. Her
symptoms were
posted to the Internet...
- The
thallium halides include monohalides,
where thallium has
oxidation state +1,
trihalides in
which thallium generally has
oxidation state +3, and some...
-
Thallium iodide can
refer to:
Thallium(I)
iodide (
thallium monoiodide), TlI
Thallium triiodide, TlI3 This set
index article lists chemical compounds articles...
-
Thallium(I)
sulfate (Tl2SO4) or
thallous sulfate is the
sulfate salt of
thallium in the
common +1
oxidation state, as
indicated by the
Roman numeral I...
