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Technetium
Technetium

Rubidium
Rubidium



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Technetium
X
Rubidium

Physical Properties of Technetium and Rubidium

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

 
2,200.00 °C
4,877.00 °C
Solid
Shiny Gray
-
2.25
550.00 MPa
500.00 MPa
16,200.00 m/s
1.90
35.00 %
-
-
-
 
38.89 °C
688.00 °C
Solid
Grayish White
-
0.30
0.22 MPa
0.22 MPa
1,300.00 m/s
1.54
52.00 %
-
-
-