CAS 7440-05-3 Palladium single crystal disc, 10mm (0.39in) dia, 1-2mm (0.04-0.08in) thick, (111) orientation, ±0.5°

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

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Catalog Number

ACM7440053-6

CAS Number

7440-05-3

Product Name

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

Structure

Category

Evaporation Materials; Vapor Deposition Precursors

Description

DryPowder, OtherSolid; OtherSolid; PelletsLargeCrystals, OtherSolid;Solid

IUPAC Name

palladium

Molecular Weight

106.4g/mol

Molecular Formula

Canonical SMILES

[Pd]

InChI

InChI=1S/Pd

InChI Key

KDLHZDBZIXYQEI-UHFFFAOYSA-N

Boiling Point

2963 °C

Melting Point

1554.9 °C;1554.9°C

Purity

99.9%, 99.99%, 99.999%

Density

12.02 g/cu cm

Solubility

Soluble in aqua regia and fused alkalies; insoluble in organic acids

Appearance

Gray Powder

Application

The Palladium single crystal disc, measuring 10mm in diameter and 1-2mm in thickness with a (111) orientation and a precision of ±0.5°, serves as a crucial component in advanced scientific and industrial applications. Its unique structure and orientation make it ideal for research and development purposes, specifically in the field of catalysis and material science. The Palladium crystal's well-defined surface enables detailed investigations of surface chemistry, aiding in the study of catalytic processes, electronic properties, and other phenomena that are essential for the advancement of technology and industrial innovations.

Color/Form

Silver-white, ductile metal;Steel white;Silver-white metal; cubic

Complexity

Covalently-Bonded Unit Count

EC Number

231-115-6

Electrical Resistivity

10.54 microhm-cm @ 20°C

Exact Mass

105.90348g/mol

Formal Charge

Heat of Vaporization

90 K-cal/gm atom at 2970°C

Heavy Atom Count

MDL Number

MFCD00011167

MeSH Entry Terms

Palladium

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

UNII

5TWQ1V240M

UN Number

NONH

Vapor Pressure

3.47 Pa (0.0260 mm Hg) at 1552 °C

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