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Potassium
Potassium
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Terbium
Terbium
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Potassium
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Terbium

Properties of Potassium and Terbium
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1 Physical
1 Melting Point
Properties of T..
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63.65 °C
Rank: 77 (Overall)â–¶
1,356.00 °C
Rank: 33 (Overall)â–¶
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Properties of Francium
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2 Boiling Point
Properties of T..
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774.00 °C
Rank: 72 (Overall)â–¶
3,123.00 °C
Rank: 29 (Overall)â–¶
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Properties of Flerovium
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3 Hardness
3.1 Mohs Hardness
Properties of C..
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0.40
Rank: 23 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Cesium
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3.2 Brinell Hardness
Properties of O..
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0.36 MPa
Rank: 54 (Overall)â–¶
677.00 MPa
Rank: 17 (Overall)â–¶
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Properties of Cesium
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3.3 Vickers Hardness
Properties of T..
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Not Available
Rank: N/A (Overall)â–¶
863.00 MPa
Rank: 13 (Overall)â–¶
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Properties of Palladium
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4 Optical Properties
4.1 Refractive Index
Properties of P..
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Not Available
Rank: N/A (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Mercury
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4.2 Reflectivity
Properties of S..
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Not Available
Rank: N/A (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Molybdenum
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5 Speed of Sound
Properties of T..
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2,000.00 m/s
Rank: 45 (Overall)â–¶
2,620.00 m/s
Rank: 35 (Overall)â–¶
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Properties of Thallium
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6 Allotropes
✔ ✘
No Alkali Metals Metals has it !
✔ ✘
No Lanthanide Series Metals has it !
6.1 α Allotropes
Not Available
Not Available
6.2 β Allotropes
Not Available
Not Available
6.3 γ Allotropes
Not Available
Not Available
2 Chemical
1 Chemical Formula
K
Tb
2 Isotopes
2.1 Known Isotopes
Properties of P..
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20
Rank: 19 (Overall)â–¶
26
Rank: 13 (Overall)â–¶
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Properties of Tennessine
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3 Electronegativity
3.1 Pauling Electronegativity
Properties of G..
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0.82
Rank: 51 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Francium
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3.2 Sanderson Electronegativity
Properties of C..
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0.45
Rank: 31 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Cesium
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3.3 Allred Rochow Electronegativity
Properties of G..
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0.91
Rank: 39 (Overall)â–¶
1.10
Rank: 30 (Overall)â–¶
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Properties of Cesium
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3.4 Mulliken-Jaffe Electronegativity
Properties of P..
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0.73
Rank: 23 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Cesium
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3.5 Allen Electronegativity
Properties of B..
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0.73
Rank: 45 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Cesium
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4 Electropositivity
4.1 Pauling Electropositivity
Properties of F..
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3.18
Rank: 3 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Gold
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5 Ionization Energies
5.1 1st Energy Level
Properties of C..
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418.80 kJ/mol
Rank: 87 (Overall)â–¶
603.40 kJ/mol
Rank: 51 (Overall)â–¶
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Properties of Cesium
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5.2 2nd Energy Level
Properties of C..
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3,052.00 kJ/mol
Rank: 5 (Overall)â–¶
1,174.80 kJ/mol
Rank: 64 (Overall)â–¶
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Properties of Ruthenium
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5.3 3rd Energy Level
Properties of C..
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4,420.00 kJ/mol
Rank: 8 (Overall)â–¶
2,417.00 kJ/mol
Rank: 49 (Overall)â–¶
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Properties of Osmium
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6 Electrochemical Equivalent
Properties of F..
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1.46 g/amp-hr
Rank: 47 (Overall)â–¶
1.98 g/amp-hr
Rank: 31 (Overall)â–¶
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Properties of Beryllium
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7 Electron Work Function
Properties of P..
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2.30 eV
Rank: 44 (Overall)â–¶
3.00 eV
Rank: 36 (Overall)â–¶
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Properties of Cesium
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8 Other Chemical Properties
Chemical Stability, Flammability, Ionization, Solubility
Ionization, Radioactive Isotopes, Solubility
3 Mechanical
1 Density
1.1 Density At Room Temperature
Properties of H..
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0.86 g/cm3
Rank: 83 (Overall)â–¶
8.23 g/cm3
Rank: 50 (Overall)â–¶
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Properties of Lithium
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1.2 Density When Liquid (at m.p.)
Properties of O..
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0.83 g/cm3
Rank: 59 (Overall)â–¶
7.65 g/cm3
Rank: 30 (Overall)â–¶
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Properties of Lithium
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2 Vapor Pressure
2.1 Vapor Pressure at 1000 K
Properties of S..
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Not Available
Rank: N/A (Overall)â–¶
0.00 (Pa)
Rank: 29 (Overall)â–¶
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Properties of Cerium
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2.2 Vapor Pressure at 2000 K
Properties of C..
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Not Available
Rank: N/A (Overall)â–¶
12.50 (Pa)
Rank: 8 (Overall)â–¶
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Properties of Tungsten
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3 Tensile Strength
Properties of I..
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Not Available
Rank: N/A (Overall)â–¶
60.00 MPa
Rank: 17 (Overall)â–¶
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Properties of Indium
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4 Viscosity
Properties of M..
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Not Available
Rank: N/A (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Mercury
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5 Elasticity properties
5.1 Shear Modulus
Properties of O..
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1.30 GPa
Rank: 52 (Overall)â–¶
22.10 GPa
Rank: 32 (Overall)â–¶
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Properties of Potassium
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5.2 Bulk Modulus
Properties of O..
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3.10 GPa
Rank: 48 (Overall)â–¶
38.70 GPa
Rank: 33 (Overall)â–¶
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Properties of Cesium
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5.3 Young's Modulus
Properties of I..
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3.53 GPa
Rank: 56 (Overall)â–¶
55.70 GPa
Rank: 34 (Overall)â–¶
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Properties of Cesium
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6 Poisson Ratio
Properties of G..
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Not Available
Rank: N/A (Overall)â–¶
0.26
Rank: 21 (Overall)â–¶
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Properties of Beryllium
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7 Other Mechanical Properties
NA
Ductile, Malleable
4 Periodic Table
1 Symbol
K
Tb
2 Group Number
Properties of T..
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1
Rank: 17 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Gadolinium
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3 Period Number
Properties of U..
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4
Rank: 4 (Overall)â–¶
6
Rank: 2 (Overall)â–¶
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Properties of Lithium
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4 Block
s block
f block
5 Element Family
Alkali
Lanthanide
5 Atomic
1 Atomic Number
Properties of T..
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19
Rank: 87 (Overall)â–¶
65
Rank: 51 (Overall)â–¶
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Properties of Lithium
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2 Atomic Weight
Properties of T..
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39.10 amu
Rank: 81 (Overall)â–¶
158.93 amu
Rank: 46 (Overall)â–¶
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Properties of Lithium
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3 Atomic Volume
Properties of C..
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45.46 cm3/mol
Rank: 3 (Overall)â–¶
19.20 cm3/mol
Rank: 22 (Overall)â–¶
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Properties of Manganese
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4 Electron Configuration
[Ar] 4s1
[Xe] 4f9 6s2
5 Valence Electron Potential
Properties of P..
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10.40 (-eV)
Rank: 63 (Overall)â–¶
46.80 (-eV)
Rank: 33 (Overall)â–¶
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Properties of Francium
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6 Atom
6.1 Number of Protons
Properties of T..
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19
Rank: 86 (Overall)â–¶
65
Rank: 50 (Overall)â–¶
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Properties of Lithium
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6.2 Number of Neutrons
Properties of F..
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20
Rank: 64 (Overall)â–¶
94
Rank: 36 (Overall)â–¶
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Properties of Lithium
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6.3 Number of Electrons
Properties of T..
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19
Rank: 86 (Overall)â–¶
65
Rank: 50 (Overall)â–¶
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Properties of Lithium
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7 Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
7.1 Crystal Lattice
8 Radius of an Atom
8.1 Atomic Radius
Properties of C..
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227.00 pm
Rank: 3 (Overall)â–¶
177.00 pm
Rank: 17 (Overall)â–¶
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Properties of Beryllium
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8.2 Covalent Radius
Properties of F..
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203.00 pm
Rank: 9 (Overall)â–¶
194.00 pm
Rank: 16 (Overall)â–¶
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Properties of Beryllium
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8.3 Van der Waals Radius
Properties of F..
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275.00 pm
Rank: 5 (Overall)â–¶
221.00 pm
Rank: 22 (Overall)â–¶
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Properties of Zinc
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9 Lattice Constant
Properties of M..
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532.80 pm
Rank: 12 (Overall)â–¶
360.10 pm
Rank: 36 (Overall)â–¶
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Properties of Beryllium
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10 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
11 Lattice C/A Ratio
Properties of C..
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Not Available
Rank: N/A (Overall)â–¶
1.58
Rank: 13 (Overall)â–¶
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Properties of Beryllium
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12 Adjacent Atomic Numbers
12.1 Next Element
12.2 Previous Element
6 Magnetic
1 Electrical Properties
1.1 Resistivity
Properties of M..
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72.00 nΩ·m
Rank: 37 (Overall)â–¶
1.15 nΩ·m
Rank: 60 (Overall)â–¶
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Properties of Thallium
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1.2 Electrical Conductivity
Properties of S..
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0.14 106/cm Ω
Rank: 14 (Overall)â–¶
0.01 106/cm Ω
Rank: 59 (Overall)â–¶
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Properties of Plutonium
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1.3 Electron Affinity
Properties of G..
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48.40 kJ/mol
Rank: 22 (Overall)â–¶
50.00 kJ/mol
Rank: 21 (Overall)â–¶
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Properties of Mercury
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1.4 Electrical Property
Conductor
Conductor
2 Magnetic Characteristics
2.1 Specific Gravity
Properties of C..
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0.86
Rank: 69 (Overall)â–¶
8.23
Rank: 39 (Overall)â–¶
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Properties of Lithium
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2.2 Magnetic Ordering
Paramagnetic
Paramagnetic
2.3 Permeability
Properties of I..
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Not Available
Rank: N/A (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Bismuth
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2.4 Susceptibility
Properties of I..
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Not Available
Rank: N/A (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Bismuth
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7 Thermal
1 Specific Heat
Properties of L..
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0.75 J/(kg K)
Rank: 6 (Overall)â–¶
0.18 J/(kg K)
Rank: 33 (Overall)â–¶
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Properties of Americium
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2 Thermal Conductivity
Properties of S..
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102.50 W/m·K
Rank: 15 (Overall)â–¶
11.10 W/m·K
Rank: 62 (Overall)â–¶
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Properties of Neptunium
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3 Critical Temperature
Properties of L..
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2,223.00 K
Rank: 3 (Overall)â–¶
Not Available
Rank: N/A (Overall)â–¶
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Properties of Ytterbium
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4 Molar Heat Capacity
Properties of A..
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29.60 J/mol·K
Rank: 6 (Overall)â–¶
28.91 J/mol·K
Rank: 9 (Overall)â–¶
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Properties of Beryllium
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5 Thermal Expansion
Properties of C..
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83.30 µm/(m·K)
Rank: 3 (Overall)â–¶
10.30 µm/(m·K)
Rank: 38 (Overall)â–¶
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Properties of Tungsten
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6 Standard Molar Entropy
Properties of P..
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64.70 J/mol.K
Rank: 18 (Overall)â–¶
73.20 J/mol.K
Rank: 10 (Overall)â–¶
â–²
Properties of Beryllium
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7 Enthalpy
7.1 Enthalpy of Vaporization
Properties of T..
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â–¼
77.50 kJ/mol
Rank: 55 (Overall)â–¶
330.90 kJ/mol
Rank: 26 (Overall)â–¶
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Properties of Zinc
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7.2 Enthalpy of Fusion
Properties of T..
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2.32 kJ/mol
Rank: 60 (Overall)â–¶
10.80 kJ/mol
Rank: 34 (Overall)â–¶
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Properties of Cesium
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7.3 Enthalpy of Atomization
Properties of T..
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89.50 kJ/mol
Rank: 58 (Overall)â–¶
314.00 kJ/mol
Rank: 33 (Overall)â–¶
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Properties of Mercury
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◀ ▶ ADD ⊕

Compare All Metals

Potassium MetalUranium Metal
Potassium vs Uranium
Potassium MetalGadolinium Metal
Potassium vs Gadolinium
Potassium MetalThorium MEtal
Potassium vs Thorium

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All Metals

Compare All Metals

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