×
Potassium
☒
Erbium
☒
Top
ADD
⊕
Compare
Home
Compare Metals
Find
▼
Transition Metals
Actinide Metals
Lanthanide Metals
Post-Transition Metals
Alkaline Earth Metals
Alkali Metals
X
Potassium
X
Erbium
Physical Properties of Potassium and Erbium
Potassium
Erbium
Add ⊕
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
1 Physical
1.1 Melting Point
63.65 °C
1,522.00 °C
Physical Properties of Francium
▶
⊕
27
3410
1.2 Boiling Point
774.00 °C
2,510.00 °C
Physical Properties of Flerovium
▶
⊕
147
5660
1.4 Appearance
1.4.1 Physical State
Solid
Solid
1.4.2 Color
Silvery Gray
Silvery White
1.4.3 Luster
NA
Lustrous
1.5 Hardness
1.5.1 Mohs Hardness
0.40
NA
Physical Properties of Cesium
▶
⊕
0.2
8.5
1.6.3 Brinell Hardness
0.36 MPa
814.00 MPa
Physical Properties of Cesium
▶
⊕
0.14
3490
2.2.2 Vickers Hardness
NA
589.00 MPa
Physical Properties of Palladium
▶
⊕
121
3430
2.4 Speed of Sound
2,000.00 m/s
2,830.00 m/s
Physical Properties of Thallium
▶
⊕
818
16200
2.5 Optical Properties
2.5.1 Refractive Index
NA
NA
Physical Properties of Mercury
▶
⊕
1.000933
1.7229
2.5.3 Reflectivity
NA
NA
Physical Properties of Molybdenum
▶
⊕
58
97
2.6 Allotropes
✔
✘
✔
✘
2.6.1 α Allotropes
Not Available
Not Available
2.6.2 β Allotropes
Not Available
Not Available
2.6.3 γ Allotropes
Not Available
Not Available
Compare All Metals
Potassium vs Uranium
Potassium vs Gadolinium
Potassium vs Thorium
All Metals
Magnesium
Titanium
Calcium
Neodymium
Gadolinium
Uranium
All Metals
Thorium
Periodi...
|
Physical
|
Chemical
|
Mechanical
Aluminium
Periodi...
|
Physical
|
Chemical
|
Mechanical
Lead
Periodi...
|
Physical
|
Chemical
|
Mechanical
Compare All Metals
Erbium vs Neodymium
Periodi...
|
Physical
|
Chemical
|
Mechanical
Erbium vs Titanium
Periodi...
|
Physical
|
Chemical
|
Mechanical
Erbium vs Calcium
Periodi...
|
Physical
|
Chemical
|
Mechanical