Physical Properties of Magnesium and Barium
Boiling Point
1,107.00 °C
  
99+
1,140.00 °C
  
99+
Appearance
  
  
Physical State
Solid
  
Solid
  
Color
Gray
  
Silvery Gray
  
Luster
NA
  
NA
  
Hardness
  
  
Brinell Hardness
Not Available
  
Speed of Sound
4,940.00 m/s
  
11
1,620.00 m/s
  
99+
Optical Properties
  
  
Reflectivity
Not Available
  
Allotropes
No
  
No
  
α Allotropes
Not Available
  
Not Available
  
β Allotropes
Not Available
  
Not Available
  
γ Allotropes
Not Available
  
Not Available