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Protaktinium
Protaktinium
☒

kalium
kalium
☒



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Protaktinium
X
kalium

Properties fisik saka Protaktinium lan kalium

fisik

leleh Point

Boiling Point

State fisik

warna

luster

Mohs atose

Brinell atose

Vickers atose

Kacepetan swara

bias Index

reflectivity

allotropes

α allotropes

β allotropes

γ allotropes

 
1,568.00 ° C
4,027.00 ° C
Solid
Silver
metallic
5.00
125.00 MPa
220.00 MPa
12,400.00 m / s
1.60
60.00 %
Ora
-
-
-
 
63.65 ° C
774.00 ° C
Solid
perak Gray
-
0.40
0.36 MPa
100.00 MPa
2,000.00 m / s
1.33
72.00 %
Ora
-
-
-