Yttrium Nanoparticle Dispersion

• CAS: 7440-65-5
• Catalog Number: ACM7440655
• Category: Nanoparticle Dispersions
• Molecular Weight: 88.9058g/mol
• Molecular Formula: Y
• Description: Soft silvery-white metal in bulk. Dark-gray to black odorless powder. Mp: 1509°C; bp 2927°C. Density: 4.47 g cm-3 at 20°C. May irritate the respiratory tract if inhaled as a powder. May irritate the digestive tract if swallowed. Vapors may cause dizziness or suffocation.;Solid;Dark-gray to black, odorless powder. Soft silvery-white metal in bulk.;Dark-gray to black, odorless solid.
• Synonyms: Yttrium nanopowder suspension, aqueous Yttrium nanoparticle solution, Yttrium nanofluid
• IUPAC Name: yttrium
• Canonical SMILES: [Y]
• InChI: InChI=1S/Y
• InChI Key: VWQVUPCCIRVNHF-UHFFFAOYSA-N
• Boiling Point: 5301 °F at 760 mm Hg (NIOSH, 2016);3345 °C;5301°F;5301°F
• Melting Point: 2732 °F (NIOSH, 2016);1522 °C;1526°C;2732°F;2732°F
• Density: 4.47 (NIOSH, 2016);4.47 g/cu cm;4.47;4.47
• Solubility: Soluble in hot H₂O (NIOSH, 2016);Decomposes in water;Soluble in dilute acids and potassium hydroxide solution;Soluble in hot H₂O
• Appearance: Silvery
• Color/Form: Iron-gray, lustrous powder; darkens on exposure to light;Hexagonal, silvery-metallic colored element...gray-black when finely divided. Brittle...harder than zinc.
• Complexity: 0
• Covalently-Bonded Unit Count: 1
• EC Number: 231-174-8
• Electrical Resistivity: 57.0 microhm-cm @ °C
• Electronegativity: 1.3 Paulings
• Exact Mass: 88.90584g/mol
• Formal Charge: 0
• H-Bond Acceptor: 0
• H-Bond Donor: 0
• Heat of Vaporization: 93 K-Cal/gm atom at 3338 °C
• Heavy Atom Count: 1
• MDL Number: MFCD00011468
• Monoisotopic Mass: 88.90584g/mol
• Odor: Odorless
• Other Experimental: Natural yttrium contains but one isotope, yttrium-89. Forty-three other unstable isotopes and isomers have been characterized.;Oxidizes on heating in air or oxygen; decomposes on cold water slowly, in boiling water rapidly.;Known only in the tripositive state;Heat of fusion = 11.43 kJ/mol; Heat of sublimation = 424.7 kJ/mol at 25 °C;Standard enthalpy of formation at 298.15 K, 0.0 kJ/mol (crystal); entropy at 298.15 K, 44.4 J/mol-K (crystal); Heat capacity, 26.5 J/mol-K (crystal); Standard enthalpy of formation at 298.15 K, 421.3 kJ/mol (gas phase); Gibbs free energy of formation, 381.1 kJ/mol (gas phase); entropy at 298.15 K, 179.5 J/mol-K (gas phase); Heat capacity 25.9 J/mol-K (gas phase).
• Ratio: 0.243
• Rotatable Bond Count: 0
• Specific Heat: 0.068 Cal/g/K @ 25 °C
• Tensile Strength: 67 MPa
• Thermal Conductivity: 0.172 W/cm/K @ 298.2 K
• Thermal Expansion: (r.t.) (poly) 10.6 µm/(m·K)
• UNII: 58784XQC3Y
• UN Number: 3178
• Vapor Pressure: 0 mm Hg (approx) (NIOSH, 2016);6.66X10-11 Pa at 1000 K; 2.96x10-7 Pa at 1200 K; 1.17x10-4 Pa at 1400 K; 1.02x10-2 Pa at 1600 K; 0.316 Pa at 1800 K; 4.27 Pa at 2000 K; 35.9 Pa at 2200 K;0 mmHg (approx);0 mmHg (approx)
• Young's Modulus: 63.5 GPa