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Aluminium

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Roentgenium

☒

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Aluminium

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Roentgenium

Physical Properties of Aluminium and Roentgenium

Aluminium Metal

Aluminium

Roentgenium Metal

Roentgenium

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1 Physical

1.1 Melting Point

660.37 °CNA

27 3410

1.2 Boiling Point

2,467.00 °CNA

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Silvery Gray

Silver

1.3.3 Luster

Metallic

Unknown Luster

1.4 Hardness

1.4.1 Mohs Hardness

2.75NA

0.2 8.5

1.4.2 Brinell Hardness

160.00 MPaNA

0.14 3490

1.4.3 Vickers Hardness

160.00 MPaNA

121 3430

1.5 Speed of Sound

5,000.00 m/sNA

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

71.00 %NA

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

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