稀土元素的物理性质

1、CeCerium Appearance: Gray metalPhysical Characteristics:mp: 798°Cbp: 3443°Cdensity: 6.7 gm/cc· 2N, 3N· Pieces, Rod · Experimental and Commercial QuantitiesMischmetal· 50% CeriumCerium Nitrate Solution· 20% SolutionCerium Oxide Ce2O3Appearance: Gray-green powderPhys

2、ical Characteristics:mp: 1692°Cdensity: 6.86 gm/ccBack To Periodic Table PrPraseodymium Appearance: Gray metalPhysical Characteristics:mp: 931°Cbp: 3520°Cdensity: 6.64 gm/cc· 2N· Ingot, · Experimental and Commercial QuantitiesPraseodymium Oxide PrO2Appearance: Brown-blu

3、e powderPhysical Characteristics:density: 6.82 gm/ccBack To Periodic Table Nd Neodymium Appearance: Gray hexagonal crystalline metalPhysical Characteristics:mp: 1021°Cbp: 3074°Cdensity: 7.008 gm/cc· 2N, 3N· Ingot, · Experimental and Commercial QuantitiesNeodymium Fluoride Nd

4、F3Appearance: Pale lilac Physical Characteristics:mp: 1410°Cbp: 2300°CNeodymium Oxide Nd2O3Appearance: Light blue powder, red fluorescentPhysical Characteristics: mp: 1900°Cdensity: 7.24 gm/ccBack To Periodic Table SmSamarium Appearance: White-gray metalPhysical Characteristics:mp: 10

5、74°Cbp: 1794°Cdensity: 7.52 gm/cc· 3N· Ingot, · Experimental and Commercial QuantitiesSamarium Oxide Sm2O2Appearance: White-yellowish powderPhysical Characteristics:density: 8.347 gm/ccBack To Periodic Table EuEuropium Appearance: Steel gray metalPhysical Characteristics:mp:

6、 822°Cbp: 1527°Cdensity: 5.244 gm/cc· 3N· Pieces Europium Oxide Eu2O3Appearance: Pale rose powderPhysical Characteristics:density: 7.42 gm/cc· 4N· Powder· Experimental and Commercial QuantitiesBack To Periodic Table GdGadolinium Appearance: Gray metalPhysical Chara

7、cteristics:mp: 1313°Cbp: 3273°Cdensity: 7.901 gm/cc· 3N· Ingot, Gadolinium Oxide Gd2O3Appearance: White amorphous PowderPhysical Characteristics:mp: 2330 +/-20°Cdensity: 7.407 gm/cc· Experimental and Commercial QuantitiesBack To Periodic Table TbTerbium Appearance: Silv

8、er-gray metalPhysical Characteristics:mp: 1356°Cbp: 3230°Cdensity: 8.23 gm/cc· 3N· Ingot, · Experimental and Commercial QuantitiesTerbium Oxide Tb2O3Appearance: White solid· 4N· PowderBack To Periodic Table DyDysprosium Appearance: MetalPhysical Characteristics:mp:

9、 1412°Cbp: 2567°Cdensity: 8.551 gm/cc· 3N· Ingot, · Experimental and Commercial QuantitiesDysprosium Oxide Dy2O3Appearance: White powderPhysical Characteristics:mp: 2340 +/-10°Cdensity: 7.81 gm/ccBack To Periodic Table HoHolmium Appearance: MetalPhysical Characteristics

10、: mp: 1474°Cbp: 2700°Cdensity: 8.795 gm/cc· 3N· IngotHolmium Oxide Ho2O3Appearance: Tan powder· Experimental and Commercial QuantitiesBack To Periodic Table ErErbium Appearance: Gray metalPhysical Characteristics:mp: 1529°Cbp: 2868°Cdensity: 9.066 gm/cc· 3N

11、83; Ingot· Experimental and Commercial QuantitiesErbium Oxide Er2O3Appearance: Rose red powderPhysical Characteristics:mp: infusibledensity: 8.64 gm/ccBack To Periodic Table TmThulium Appearance: Gray metalPhysical Characteristics:mp: 1545°Cbp: 1950°Cdensity: 9.321 gm/cc· 3N·

12、; Ingot, · Experimental and Commercial QuantitiesThulium Oxide Tm2O3Appearance: Green-white powderBack To Periodic Table YbYtterbium Appearance: Crystalline metalPhysical Characteristics:mp: 819°Cbp: 1196°Cdensity: 6.966 gm/cc· 2N, 3N· Ingot, · Experimental and Commercial QuantitiesYtterbium Oxide Yb2O3Appearance: ColorlessPhysical Characteristics:density: 9.17 gm/ccBack To Periodic Table LuLutetium Appearance: MetalPhysical Characteristics:mp: 1663&