Bismuth single crystal disc, 10mm (0.39in) dia, 1-3mm (0.04-0.1in) thick, (111) orientation, polished both sides

• CAS: 7440-69-9
• Catalog Number: ACM7440699-3
• Category: Pure Element Single Crystals
• Molecular Weight: 208.9804g/mol
• Molecular Formula: Bi
• Description: DryPowder; DryPowder, PelletsLargeCrystals, OtherSolid; OtherSolid; PelletsLargeCrystals;Solid
• IUPAC Name: bismuth
• Canonical SMILES: [Bi]
• InChI: InChI=1S/Bi
• InChI Key: JCXGWMGPZLAOME-UHFFFAOYSA-N
• Boiling Point: 1564 DEG +/-5 °C, 760 MM HG;2840°F
• Melting Point: 271 °C;519.8°F
• Density: 9.78 @ 20 °C/4 °C
• Solubility: INSOL IN COLD OR HOT WATER; SOL IN NITRIC ACID, AQUA REGIA, HOT SULFURIC ACID;SOL IN CONCENTRATED HYDROCHLORIC ACID
• Appearance: solid
• Color/Form: Gray white soft metal;HEXAGONAL SILVER-WHITE CRYSTALS;GRAYISH WHITE WITH REDDISH TINGE AND BRIGHT METALLIC LUSTER;PINKISH-SILVER, HARD, BRITTLE METAL
• Complexity: 0
• Covalently-Bonded Unit Count: 1
• EC Number: 231-177-4
• Exact Mass: 208.9804g/mol
• Formal Charge: 0
• Hazard Codes: H228
• H-Bond Acceptor: 0
• H-Bond Donor: 0
• Heat of Vaporization: 178,632 J/mol
• Heavy Atom Count: 1
• MDL Number: MFCD00134033
• Monoisotopic Mass: 208.9804g/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 °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 °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/
• Precautionary Statements: P210-P370 + P378
• Ratio: 0.33
• Risk Codes: 11
• Rotatable Bond Count: 0
• Safety Description: 16
• Signal Word: Warning
• Stability: SUPERFICIALLY OXIDIZED BY AIR, FREQUENTLY BECOMING IRIDESCENT;WHEN HEATED IN AIR IT FORMS BISMUTH TRIOXIDE
• Thermal Expansion: (25 °C) 13.4 µm·m-1·K-1
• True Density: 9.747 g/cm³
• UNII: U015TT5I8H
• UN Number: UN 3089 4.1/PG 2
• Vapor Density: 9.8
• Vapor Pressure: 78 mm Hg at 1266 °C; 7.8 mm at 1053 °C; 0.78 mm Hg at 893 °C;<0.1 mmHg
• Young's Modulus: 32 GPa