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Yttrium
Yttrium
☒

Technetium
Technetium
☒



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Yttrium
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Technetium

Physical Properties of Yttrium and Technetium

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

 
1,523.00 °C
3,337.00 °C
Solid
Silvery White
-
4.00
589.00 MPa
590.00 MPa
3,300.00 m/s
1.90
83.00 %
✔✘
-
-
-
 
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 %
✔✘
-
-
-