×

Iridium

☒

Cobalt

☒

ADD ⊕
Compare

X

Iridium

X

Cobalt

Physical Properties of Iridium and Cobalt

Iridium Metal

Iridium

Cobalt Metal

Cobalt

Add ⊕

1 Physical

1.1 Melting Point

2,410.00 °C1,495.00 °C

27 3410

1.2 Boiling Point

4,527.00 °C2,870.00 °C

147 5660

1.3 Appearance

1.3.1 Physical State

Solid

Solid

1.3.2 Color

Silvery White

Gray

1.3.3 Luster

Metallic

Metallic

1.4 Hardness

1.4.1 Mohs Hardness

6.505.00

0.2 8.5

1.4.2 Brinell Hardness

1,670.00 MPa470.00 MPa

0.14 3490

1.4.3 Vickers Hardness

1,760.00 MPa1,043.00 MPa

121 3430

1.5 Speed of Sound

4,825.00 m/s4,720.00 m/s

818 16200

1.6 Optical Properties

1.6.1 Refractive Index

NANA

1.000933 1.7229

1.6.2 Reflectivity

78.00 %67.00 %

58 97

1.7 Allotropes

✔ ✘

✔ ✘

1.7.1 α Allotropes

Not Available

α-Cobalt

1.7.2 β Allotropes

Not Available

β-Cobalt

1.7.3 γ Allotropes

Not Available

Not Available

Compare Transition Metals » More

Iridium Metal

Osmium Metal

Iridium vs Osmium

Iridium Metal

Zirconium Metal

Iridium vs Zirconium

Iridium Metal

Tantalum Metal

Iridium vs Tantalum

More Compare Transition Metals

Transition Metals » More

<%# Eval("AltText") %>

<%# Eval("AltText") %>

<%# Eval("AltText") %>

<%# Eval("AltText") %>

<%# Eval("AltText") %>

<%# Eval("AltText") %>

More Transition Met...

Transition Metals »More

Tantalum Metal

Tantalum

Periodi... | Physical | Chemical | Mechanical

Technetium Metal

Technetium

Periodi... | Physical | Chemical | Mechanical

Yttrium Metal

Yttrium

Periodi... | Physical | Chemical | Mechanical

» More Transition Metals

Compare Transition Metals »More

Cobalt Metal

Rhodium Metal

Cobalt vs Rhodium

Periodi... | Physical | Chemical | Mechanical

Cobalt Metal

Cadmium Metal

Cobalt vs Cadmium

Periodi... | Physical | Chemical | Mechanical

Cobalt Metal

Vanadium Metal

Cobalt vs Vanadium

Periodi... | Physical | Chemical | Mechanical

» More Compare Transition Metals