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Europium
Europium

Iridium
Iridium



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Europium
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Iridium

Physical Properties of Europium and Iridium

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1 Physical
1.1 Melting Point
822.00 °C2,410.00 °C
Physical Properties of Francium
27 3410
3.6 Boiling Point
1,597.00 °C4,527.00 °C
Physical Properties of Flerovium
147 5660
5.3 Appearance
5.3.1 Physical State
Solid
Solid
6.1.1 Color
Silvery White
Silvery White
6.1.2 Luster
Lustrous
Metallic
6.2 Hardness
6.2.2 Mohs Hardness
NA6.50
Physical Properties of Cesium
0.2 8.5
8.3.3 Brinell Hardness
NA1,670.00 MPa
Physical Properties of Cesium
0.14 3490
9.3.4 Vickers Hardness
167.00 MPa1,760.00 MPa
Physical Properties of Palladium
121 3430
10.5 Speed of Sound
NA4,825.00 m/s
Physical Properties of Thallium
818 16200
12.3 Optical Properties
12.3.2 Refractive Index
NANA
Physical Properties of Mercury
1.000933 1.7229
12.4.4 Reflectivity
NA78.00 %
Physical Properties of Molybdenum
58 97
13.4 Allotropes
13.4.1 α Allotropes
Not Available
Not Available
13.4.2 β Allotropes
Not Available
Not Available
13.4.3 γ Allotropes
Not Available
Not Available