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Technetium

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Technetium

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Physical Properties of Technetium and Technetium

Technetium Metal

Technetium

Technetium Metal

Technetium

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1 Physical

1.1 Melting Point

2,200.00 °C2,200.00 °C

27 3410

1.2 Boiling Point

4,877.00 °C4,877.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Shiny Gray

Shiny Gray

1.3.3 Luster

NA

NA

1.4 Hardness

1.4.1 Mohs Hardness

NANA

0.2 8.5

1.4.2 Brinell Hardness

NANA

0.14 3490

1.4.3 Vickers Hardness

NANA

121 3430

1.5 Speed of Sound

16,200.00 m/s16,200.00 m/s

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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