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Lanthanum

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Zinc

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Lanthanum

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Physical Properties of Lanthanum and Zinc

Lanthanum Metal

Lanthanum

Zinc Metal

Zinc

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1 Physical

1.1 Melting Point

920.00 °C419.58 °C

27 3410

1.2 Boiling Point

3,469.00 °C907.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Silvery White

Silvery Gray

1.3.3 Luster

NA

Metallic

1.4 Hardness

1.4.1 Mohs Hardness

2.502.50

0.2 8.5

1.4.2 Brinell Hardness

350.00 MPa327.00 MPa

0.14 3490

1.4.3 Vickers Hardness

360.00 MPaNA

121 3430

1.5 Speed of Sound

2,475.00 m/s3,850.00 m/s

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NA1.00

1.000933 1.7229

1.6.2 Reflectivity

NA80.00 %

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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