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Potassium
Potassium

Hafnium
Hafnium



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Potassium
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Hafnium

Physical Properties of Potassium and Hafnium

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1 Physical
1.1 Melting Point
Physical Proper..
63.65 °C
Rank: 77 (Overall)
2,150.00 °C
Rank: 10 (Overall)
Physical Properties of Francium
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1.3 Boiling Point
Physical Proper..
774.00 °C
Rank: 72 (Overall)
5,400.00 °C
Rank: 5 (Overall)
Physical Properties of Flerovium
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1.4 Appearance
1.4.1 Physical State
Solid
Solid
1.4.2 Color
Silvery Gray
Gray
1.4.3 Luster
NA
Metallic
1.5 Hardness
1.5.1 Mohs Hardness
Physical Proper..
0.40
Rank: 23 (Overall)
5.50
Rank: 7 (Overall)
Physical Properties of Cesium
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1.6.2 Brinell Hardness
Physical Proper..
0.36 MPa
Rank: 54 (Overall)
1,450.00 MPa
Rank: 6 (Overall)
Physical Properties of Cesium
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1.6.4 Vickers Hardness
Physical Proper..
Not Available
Rank: N/A (Overall)
1,520.00 MPa
Rank: 5 (Overall)
Physical Properties of Palladium
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1.8 Speed of Sound
Physical Proper..
2,000.00 m/s
Rank: 45 (Overall)
3,010.00 m/s
Rank: 27 (Overall)
Physical Properties of Thallium
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2.3 Optical Properties
2.3.1 Refractive Index
Physical Proper..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Physical Properties of Mercury
2.4.2 Reflectivity
Physical Proper..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Physical Properties of Molybdenum
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2.5 Allotropes
No Alkali Metals Metals has it !
6% Transition Metals Metals have it !
2.5.1 α Allotropes
Not Available
Not Available
2.5.2 β Allotropes
Not Available
Not Available
2.5.3 γ Allotropes
Not Available
Not Available
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