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Niobium
Niobium

Cesium
Cesium



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Niobium
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Cesium

Physical Properties of Niobium and Cesium

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1 Physical
1.1 Melting Point
2,468.00 °C28.50 °C
Physical Properties of Francium
27 3410
1.2 Boiling Point
2,468.00 °C678.40 °C
Physical Properties of Flerovium
147 5660
1.3 Appearance
1.3.1 Physical State
Solid
Solid
1.3.2 Color
Gray
Silvery Gold
1.3.3 Luster
Metallic
NA
1.4 Hardness
1.4.1 Mohs Hardness
6.000.20
Tin
0.2 8.5
1.4.2 Brinell Hardness
735.00 MPa0.14 MPa
Palladium
0.14 3490
1.4.3 Vickers Hardness
870.00 MPaNA
Physical Properties of Palladium
121 3430
1.5 Speed of Sound
3,480.00 m/sNA
Physical Properties of Thallium
818 16200
1.6 Optical Properties
1.6.1 Refractive Index
NANA
Physical Properties of Mercury
1.000933 1.7229
1.6.2 Reflectivity
NANA
Physical Properties of Molybdenum
58 97
1.7 Allotropes
1.7.1 α Allotropes
Not Available
Not Available
1.7.2 β Allotropes
Not Available
Not Available
1.7.3 γ Allotropes
Not Available
Not Available