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铷,块, Rb, 5mm Max. Lump Size, 3N
铷,块, Rb, 5mm Max. Lump Size, 3N图片
品牌: Goodfellow
纯度含量: 99.9%
产地: 英国
索取资料及报价
品牌:Goodfellow
纯度含量:99.9%
产地:英国
产品介绍
订货号包装规格
Weight
420-999-811g
357-080-495g

产品参数

Maximum Lump Size[]5mm
Purity[纯度]99.9%
Weight[重量]1g - 5g
Mechanical Properties(机械性能)
Bulk modulus ( GPa ) ( Polycrystalline )2.5
Hardness - Mohs ( Polycrystalline )0.30
Material conditionPolycrystalline
Poisson's ratio ( Polycrystalline )0.300
Tensile modulus ( GPa ) ( Polycrystalline )2.35
Atomic Properties(原子属性)
Atomic number37
Atomic weight ( amu )85.46780
Crystal structureBody Centred Cubic
Electronic structureKr5s¹
Ionisation potential ( No./eV )4 / 52.6
Ionisation potential ( No./eV )6 / 84.4
Ionisation potential ( No./eV )3 / 40.0
Ionisation potential ( No./eV )1 / 4.18
Ionisation potential ( No./eV )2 / 27.3
Ionisation potential ( No./eV )5 / 71.0
Natural isotope distribution ( Mass No./% )85 / 72.17
Natural isotope distribution ( Mass No./% )87 / 27.83
Photo-electric work function ( eV )2.10
Thermal neutron absorption cross-section ( Barns )0.5000
Valences shown1 ,2,3,4
Thermal Properties(热性能)
Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ )9.000 @0-100
Latent heat of evaporation ( J g⁻¹ )887
Latent heat of fusion ( J g⁻¹ )25.70
Melting point ( C )38.89
Specific heat ( J K⁻¹ kg⁻¹ )360.0 @25℃
Thermal conductivity ( W m⁻¹ K⁻¹ )58.20 @0-100
Physical Properties(物理性质)
Boiling point ( C )686
Density ( g cm⁻³ )1.532 @20
Electrical Properties(电气特性)
Electrical resistivity ( μOhmcm )12.1@20
Temperature coefficient ( K⁻¹ )0.00480 @0-100℃

腐蚀

与其接触时可破坏活组织的化学品。

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