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Niobium

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Scandium

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Niobium

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Scandium

Physical Properties of Niobium and Scandium

Niobium Metal

Niobium

Scandium Metal

Scandium

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1 Physical

1.1 Melting Point

2,468.00 °C1,539.00 °C

27 3410

1.2 Boiling Point

2,468.00 °C2,832.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Gray

Silvery White

1.3.3 Luster

Metallic

Lustrous

1.4 Hardness

1.4.1 Mohs Hardness

6.00NA

0.2 8.5

1.4.2 Brinell Hardness

735.00 MPa750.00 MPa

0.14 3490

1.4.3 Vickers Hardness

870.00 MPaNA

121 3430

1.5 Speed of Sound

3,480.00 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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