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Promethium
Promethium
☒

Cadmium
Cadmium
☒



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Promethium
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Cadmium

Physical Properties of Promethium and Cadmium
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1 Physical
1.1 Melting Point
1,042.00 °C320.90 °C
Physical Properties of Francium ▶ ⊕
27 3410
2.3 Boiling Point
3,000.00 °C765.00 °C
Physical Properties of Flerovium ▶ ⊕
147 5660
2.6 Appearance
2.6.1 Physical State
Solid
Solid
2.6.2 Color
Unknown
Silvery Bluish-Gray
2.6.3 Luster
Metallic
Metallic
2.7 Hardness
2.7.1 Mohs Hardness
NA2.00
Physical Properties of Cesium ▶ ⊕
0.2 8.5
3.2.4 Brinell Hardness
NA203.00 MPa
Physical Properties of Cesium ▶ ⊕
0.14 3490
3.3.3 Vickers Hardness
NANA
Physical Properties of Palladium ▶ ⊕
121 3430
5.2 Speed of Sound
NA2,310.00 m/s
Physical Properties of Thallium ▶ ⊕
818 16200
5.4 Optical Properties
5.4.1 Refractive Index
NANA
Physical Properties of Mercury ▶ ⊕
1.000933 1.7229
5.5.2 Reflectivity
NA67.00 %
Physical Properties of Molybdenum ▶ ⊕
58 97
5.7 Allotropes
✔ ✘
✔ ✘
5.7.2 α Allotropes
Not Available
Not Available
5.7.3 β Allotropes
Not Available
Not Available
5.7.4 γ Allotropes
Not Available
Not Available

Compare Lanthanide Series » More

Promethium Electron ConfigurationLutetium Metal
Promethium vs Lutetium
Promethium Electron ConfigurationHolmium Metal
Promethium vs Holmium
Promethium Electron ConfigurationPraseodymium Metal
Promethium vs Praseodymium

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