Palladium single crystal disc, 10mm (0.39in) dia, 1-2mm (0.04-0.08in) thick, (111) orientation, ±0.5°

• CAS: 7440-05-3
• Catalog Number: ACM7440053-6
• Category: Pure Element Single Crystals
• Molecular Weight: 106.4g/mol
• Molecular Formula: Pd
• Description: DryPowder, OtherSolid; OtherSolid; PelletsLargeCrystals, OtherSolid;Solid
• IUPAC Name: palladium
• Canonical SMILES: [Pd]
• InChI: InChI=1S/Pd
• InChI Key: KDLHZDBZIXYQEI-UHFFFAOYSA-N
• Boiling Point: 2963 °C
• Melting Point: 1554.9 °C;1554.9°C
• Density: 12.02 g/cu cm
• Solubility: Soluble in aqua regia and fused alkalies; insoluble in organic acids
• Appearance: Gray Powder
• Color/Form: Silver-white, ductile metal;Steel white;Silver-white metal; cubic
• Complexity: 0
• Covalently-Bonded Unit Count: 1
• Decomposition: No decomposition. /from table/
• EC Number: 231-115-6
• Electrical Resistivity: 10.54 microhm-cm @ 20°C
• Electronegativity: 2.2 Paulings
• Exact Mass: 105.90348g/mol
• Formal Charge: 0
• H-Bond Acceptor: 0
• H-Bond Donor: 0
• Heat of Vaporization: 90 K-cal/gm atom at 2970°C
• Heavy Atom Count: 1
• MDL Number: MFCD00011167
• Monoisotopic Mass: 105.90348g/mol
• Other Experimental: Palladium is the lightest of the platinum group and very malleable and ductile when pure. It resists oxidation at ordinary temperatures. It absorbs a considerable amount of hydrogen gas. It is appreciably volatile at high temperatures. At red heat it is converted to the oxide.;Stable isotopes: (102)Pd, 1.02%; (1.4)Pd, 11.14%; (105)Pd, 22.23%; (106)Pd, 27.33%; (108)Pd, 26.46%; (110)Pd, 11.72%;Usual valency, 2,4; ionic radius, 65 pm, crystal structure, face-centered cubic; lattice constant, 389 pm; reflectance, 54%; thermal expansion, 11.11X10+6 °C-1; magnetic susceptibility, 5.23X10-6 cu cm/g; work function, 4.99 eV; Young's modulus, 1.24X10+8 kN/sq m; ultimate tensile strength, 180-200 MPa; Poisson's ratio, 0.39; Vicker's hardness, 40; temperature coefficient of resistance 3.8X10-3 K-1; electrical resistivity at 0 °C, 9.93 microohm-cm; thermal conductivity, 75 W/m K;Palladium is stable in air, even at elevated temperatures; shows no corrosion or tarnishing in hydrogen sulfide atmospheres.;Enthalpy of formation at 298.15 K: 378.2 kJ/mol (gas); molar heat capacity at 298.15 K: 26.0 J/mol K (crystal), 20.8 J/mol K (gas);Enthalpy of fusion: 16.74 kJ/mol at 1554.9 °C
• Precautionary Statements: P210-P261-P305 + P351 + P338
• Rotatable Bond Count: 0
• Specific Heat: 0.0584 Cal/g/K @ 25°C
• Thermal Conductivity: 0.718 W/cm/K @ 298.2 K
• UNII: 5TWQ1V240M
• UN Number: NONH
• Vapor Pressure: 3.47 Pa (0.0260 mm Hg) at 1552 °C