Catalog Number
ACM7440699-5
Category
Nanoparticles & Nanopowders
Synonyms
Bismuth standard solution, 1 mg/mL Bi, suitable for atomic absorption spectrometry; Bismuth rod; Bismuth, lump, 7 mm max. lump size, weight 100 g, purity 99.999%; KS-0000117N; Bismuth, foil, not light tested, 150x150mm, thickness 0.02mm, permanent polyester support, 99.97%; Bismuth, foil, not light tested, 150x150mm, thickness 0.05mm, permanent polyester support, 99.97%; Bismuth granules, 1-2mm (0.04-0.08in); Bismuth, foil, not light tested, 50x50mm, thickness 0.05mm, permanent polyester support, 99.97%; KSC377C5R; Bismuth, foil, thickness 0.045 mm, size 25 x 25 mm, purity 99.97%;
Molecular Weight
208.98g/mol
InChI Key
JCXGWMGPZLAOME-UHFFFAOYSA-N;
Melting Point
271 DEG C;519.8°F;
Density
9.78 @ 20 DEG C/4 DEG C;
Solubility
INSOL IN COLD OR HOT WATER; SOL IN NITRIC ACID, AQUA REGIA, HOT SULFURIC ACID;SOL IN CONCENTRATED HYDROCHLORIC ACID;
Application
Bismuth is used to make the drugs such as Pepto-Bismol for upset stomachs and diarrheaand in medicine to treat intestinal infections. Bismuth is used in the cosmetics industry toprovide the "shine" for lipsticks, eye shadow, and other products.It is added to steel and other metals as an alloy to make the metals easier to roll, press, pullinto wires, and turn on a lathe. It is also used in the semiconductor industry and to makepermanent magnets.Bismuth is similar to antimony in that it expands from the molten liquid state to the solidstate. This property makes it an excellent material to pour into molds and can produce finedetails in whatever is being molded, such as metallic printing type and similar fine castings.
Color/Form
Gray white soft metal;HEXAGONAL SILVER-WHITE CRYSTALS;GRAYISH WHITE WITH REDDISH TINGE AND BRIGHT METALLIC LUSTER;PINKISH-SILVER, HARD, BRITTLE METAL;
Covalently-Bonded Unit Count
1
Monoisotopic Mass
208.98g/mol
Other Experimental
POOR CONDUCTOR OF ELECTRICITY; HAS GREATEST HALL EFFECT OF ANY METAL, THAT IS, ITS RESISTANCE INCREASES WHEN PLACED IN A MAGNETIC FIELD;MASS NUMBER (NATURAL ISOTOPES): 209; ATOMIC RADIUS= 1.46 A; IONIC (CRYSTAL) RADII= 1.20(+3)A; ELECTRONEGATIVITY (PAULING SCALE): 1.9;THERMAL CONDUCTIVITY (0.018 CAL/SEC/CC @ 250 DEG C) IS LOWEST OF ALL METALS EXCEPT MERCURY;EXPANDS 3.32% ON SOLIDIFICATION; ATOMIC NUMBER: 83;ORBITAL ELECTRONS: (XE)4F(14)-5D(10)65(2)-6P(3);COLD SOLN OF BI GIVE WHITE PPT: WITH SODIUM HYDROXIDE TURNING YELLOW ON BOILING; WITH HYDROCHLORIC ACID SOL IN EXCESS OF ACID;SENSITIVITY OF ATOMIC ABSORPTION: 0.22 UG/ML FOR 1% ABSORPTION IN AIR/C2H2 MIXTURE AT 2230.6 A;SOLN IN HYDROCHLORIC ACID OR NITRIC ACID YIELD WITH MUCH WATER A WHITE PPT BLACKENED BY HYDROGEN SULFIDES;WHEN HEATED IN AIR IT BURNS WITH A BLUE FLAME, FORMING YELLOW FUMES OF THE OXIDE;ELECTRICAL RESISTIVITY HIGHER IN SOLID THAN IN LIQUID STATE; EXTRUDABLE @ 437 DEG F; BRINELL HARDNESS 7; HIGHLY DIAMAGNETIC (MASS SUSCEPTIBILITY -1.35X10+6);CONDUCTANCE IN SOLID STATE IS ONLY 0.48 OF LIQUID CONDUCTANCE;DULL GRAY POWDER; PARTICLES ARE OF NO GREATER DIAMETER THAN 15 U (0.015 MM); EASILY DISPERSED IN WATER /PRECIPITATED BISMUTH/;
Physical Description
DryPowder; DryPowder, PelletsLargeCrystals, OtherSolid; OtherSolid; PelletsLargeCrystals;Solid;
Stability
SUPERFICIALLY OXIDIZED BY AIR, FREQUENTLY BECOMING IRIDESCENT;WHEN HEATED IN AIR IT FORMS BISMUTH TRIOXIDE;
Topological Polar Surface Area
0A^2
Vapor Pressure
78 mm Hg at 1266 deg C; 7.8 mm at 1053 deg C; 0.78 mm Hg at 893 deg C;<0.1 mmHg;