×

Sodium
Sodium
☒

Protactinium
Protactinium
☒



ADD ⊕
Compare
X
Sodium
X
Protactinium

Physical Properties of Sodium and Protactinium

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

 
97.72 °C
883.00 °C
Solid
Silvery White
Metallic
0.50
0.69 MPa
0.69 MPa
3,200.00 m/s
1.33
53.00 %
✔✘
-
-
-
 
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 %
✔✘
-
-
-