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Thallium
Thallium

Protactinium
Protactinium



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Thallium
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Protactinium

Physical Properties of Thallium and Protactinium

1 Physical
1.1 Melting Point
303.50 °C1,568.00 °C
Physical Properties of Francium
27 3410
1.2 Boiling Point
1,457.00 °C4,027.00 °C
Physical Properties of Flerovium
147 5660
1.3 Appearance
1.3.1 Physical State
Solid
Solid
1.3.2 Color
Silvery White
Silver
1.3.3 Luster
NA
Metallic
1.4 Hardness
1.4.1 Mohs Hardness
1.20NA
Physical Properties of Cesium
0.2 8.5
1.4.2 Brinell Hardness
26.50 MPaNA
Physical Properties of Cesium
0.14 3490
1.4.3 Vickers Hardness
NANA
Physical Properties of Palladium
121 3430
1.5 Speed of Sound
818.00 m/sNA
Palladium
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