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Holmium

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Copernicium

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Holmium

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Copernicium

Physical Properties of Holmium and Copernicium

Holmium Metal

Holmium

Copernicium Electron Configuration

Copernicium

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1 Physical

1.1 Melting Point

1,461.00 °CNA

27 3410

1.2 Boiling Point

2,600.00 °CNA

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Silvery White

Unknown

1.3.3 Luster

Metallic

Unknown Luster

1.4 Hardness

1.4.1 Mohs Hardness

NANA

0.2 8.5

1.4.2 Brinell Hardness

746.00 MPaNA

0.14 3490

1.4.3 Vickers Hardness

481.00 MPaNA

121 3430

1.5 Speed of Sound

2,760.00 m/sNA

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

NANA

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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