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Rhodium

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Potassium

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Rhodium

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Physical Properties of Rhodium and Potassium

Rhodium Metal

Rhodium

Potassium Metal

Potassium

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1 Physical

1.1 Melting Point

1,966.00 °C63.65 °C

27 3410

1.2 Boiling Point

3,727.00 °C774.00 °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

Metallic

NA

1.4 Hardness

1.4.1 Mohs Hardness

6.000.40

0.2 8.5

1.4.2 Brinell Hardness

980.00 MPa0.36 MPa

0.14 3490

1.4.3 Vickers Hardness

1,100.00 MPaNA

121 3430

1.5 Speed of Sound

4,700.00 m/s2,000.00 m/s

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

84.00 %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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