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Tantalum
Tantalum

Barium
Barium



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Tantalum
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Barium

Physical Properties of Tantalum and Barium

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1 Physical
1.1 Melting Point
2,996.00 °C725.00 °C
Physical Properties of Francium
27 3410
1.2 Boiling Point
5,425.00 °C1,140.00 °C
Physical Properties of Flerovium
147 5660
1.3 Appearance
1.3.1 Physical State
Solid
Solid
1.3.2 Color
Gray Blue
Silvery Gray
1.3.3 Luster
Metallic
NA
1.4 Hardness
1.4.1 Mohs Hardness
6.501.25
Physical Properties of Cesium
0.2 8.5
1.4.2 Brinell Hardness
440.00 MPaNA
Physical Properties of Cesium
0.14 3490
1.2.2 Vickers Hardness
870.00 MPaNA
Physical Properties of Palladium
121 3430
1.4 Speed of Sound
3,400.00 m/s1,620.00 m/s
Physical Properties of Thallium
818 16200
1.5 Optical Properties
1.5.1 Refractive Index
NANA
Physical Properties of Mercury
1.000933 1.7229
1.5.2 Reflectivity
78.00 %NA
Physical Properties of Molybdenum
58 97
1.6 Allotropes
1.6.1 α Allotropes
Not Available
Not Available
1.6.2 β Allotropes
Not Available
Not Available
1.6.3 γ Allotropes
Not Available
Not Available