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Bismuth
Bismuth
☒

Potassium
Potassium
☒



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Bismuth
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Potassium

Physical Properties of Bismuth and Potassium

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Physical

Melting Point

Boiling Point

Physical State

Color

Luster

Mohs Hardness

Brinell Hardness

Vickers Hardness

Speed of Sound

Refractive Index

Reflectivity

Allotropes

α Allotropes

β Allotropes

γ Allotropes

 
271.30 °C
1,560.00 °C
Solid
Silver
Metallic
2.25
70.00 MPa
30.00 MPa
1,790.00 m/s
2.50
70.00 %
✔✘
-
-
-
 
63.65 °C
774.00 °C
Solid
Silvery Gray
-
0.40
0.36 MPa
100.00 MPa
2,000.00 m/s
1.33
72.00 %
✔✘
-
-
-