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Lead
Lead

Mercury
Mercury



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Lead
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Mercury

Physical Properties of Lead and Mercury

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1 Physical
1.1 Melting Point
327.50 °CNA
27 3410
1.2 Boiling Point
1,740.00 °C356.58 °C
147 5660
1.3 Appearance
1.3.1 Physical State
Solid
Liquid
1.3.2 Color
Gray
Silver
1.3.3 Luster
Metallic
NA
1.4 Hardness
1.4.1 Mohs Hardness
1.50NA
0.2 8.5
1.4.2 Brinell Hardness
38.00 MPaNA
0.14 3490
1.4.3 Vickers Hardness
NANA
121 3430
1.5 Speed of Sound
1,190.00 m/s1,451.40 m/s
818 16200
1.6 Optical Properties
1.6.1 Refractive Index
NA1.00
1.000933 1.7229
1.6.2 Reflectivity
NA73.00 %
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