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Molybdenum

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Neptunium

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Molybdenum

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Neptunium

Physical Properties of Molybdenum and Neptunium

Molybdenum Metal

Molybdenum

Neptunium Electron Configuration

Neptunium

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1 Physical

1.1 Melting Point

2,617.00 °C640.00 °C

27 3410

1.2 Boiling Point

4,612.00 °C3,902.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Gray

Silver

1.3.3 Luster

Metallic

Metallic

1.4 Hardness

1.4.1 Mohs Hardness

5.50NA

0.2 8.5

1.4.2 Brinell Hardness

1,370.00 MPaNA

0.14 3490

1.4.3 Vickers Hardness

1,400.00 MPaNA

121 3430

1.5 Speed of Sound

5,400.00 m/sNA

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

58.00 %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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