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Iridium
Iridium

Rhodium
Rhodium



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Iridium
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Rhodium

Physical Properties of Iridium and Rhodium

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1 Physical
1.1 Melting Point
2,410.00 °C1,966.00 °C
Francium
27 3410
1.2 Boiling Point
4,527.00 °C3,727.00 °C
Flerovium
147 5660
1.3 Appearance
1.3.1 Physical State
Solid
Solid
1.3.2 Color
Silvery White
Silvery White
1.3.3 Luster
Metallic
Metallic
1.4 Hardness
1.4.1 Mohs Hardness
6.506.00
Cesium
0.2 8.5
1.4.2 Brinell Hardness
1,670.00 MPa980.00 MPa
Cesium
0.14 3490
1.4.3 Vickers Hardness
1,760.00 MPa1,100.00 MPa
Palladium
121 3430
1.5 Speed of Sound
4,825.00 m/s4,700.00 m/s
Thallium
818 16200
1.6 Optical Properties
1.6.1 Refractive Index
NANA
Mercury
1.000933 1.7229
1.6.2 Reflectivity
78.00 %84.00 %
Molybdenum
58 97
1.7 Allotropes
1.7.1 α Allotropes
Not Available
Not Available
1.7.2 β Allotropes
Not Available
Not Available
1.7.3 γ Allotropes
Not Available
Not Available