Properties fisik saka Niobium lan kobalt
fisik Properties
leleh Point
2,468.00 ° C
6
1,495.00 ° C
29
Boiling Point
2,468.00 ° C
99+
2,870.00 ° C
34
katon
State fisik
Solid
Solid
warna
Gray
Gray
luster
metallic
metallic
atose
Mohs atose
6.00
6
5.00
8
Brinell atose
735.00 MPa
14
470.00 MPa
26
Vickers atose
870.00 MPa
12
1,043.00 MPa
11
Kacepetan swara
3,480.00 m / s
21
4,720.00 m / s
14
Properties Optical
reflectivity
ora Sumadhiya
67.00 %
11
allotropes
Ora
Ya
α allotropes
ora Sumadhiya
α-kobalt
β allotropes
ora Sumadhiya
β-kobalt
γ allotropes
ora Sumadhiya
ora Sumadhiya
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