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Copper
Copper

Nickel
Nickel



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Copper
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Nickel

Physical Properties of Copper and Nickel

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Physical

Melting Point

1,084.62 °C1,453.00 °C
-38.83 3410
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Boiling Point

2,562.00 °C2,732.00 °C
0 5660
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Appearance

Physical State

Solid
Solid

Color

Copper
Silver

Luster

-
Metallic

Hardness

Mohs Hardness

3.004.00
0.2 8.5
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Brinell Hardness

235.00 MPa667.00 MPa
0.14 3490
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Vickers Hardness

343.00 MPa638.00 MPa
0 3920
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Speed of Sound

3,810.00 m/s4,900.00 m/s
818 16200
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Optical Properties

Refractive Index

1.101.68
0.155 3.41
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Reflectivity

90.00 %72.00 %
5 97
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Allotropes

α Allotropes

-
-

β Allotropes

-
-

γ Allotropes

-
-