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Meitnerium
Meitnerium

Potassium
Potassium



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Meitnerium
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Potassium

Meitnerium Potassium Comparison

1 Periodic Table
1.1 Symbol
Mt
K
1.2 Group Number
91
Gadolinium Metal
0 17
1.3 Period Number
74
Lithium Metal
2 7
1.4 Block
d block
s block
1.5 Element Family
Probably Transition
Alkali
1.6 CAS Number
540380167440097
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Not Available
Im_ 3m
1.8 Space Group Number
NA229.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
Not Available
  • In the list of most abundant element Potassium is ranked 7th.
  • Potassium can easily be sliced (chopped) down using knife.
2.2 Sources
Bombarding Bi209 with Accelerated Nuclei of Fe58, Synthetically Produced
Found in Minerals, Mining
2.3 History
2.3.1 Who Discovered
Gesellschaft für Schwerionenforschung
Humphry Davy
2.3.2 Discovery
In 1982
In 1807
2.4 Abundance
2.4.1 Abundance In Universe
NA3 * 10-4 %
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~-9999 %~0.0004 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
NA0.07 %
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
NA1.50 %
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
NA0.04 %
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
NA0.20 %
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • Currently known uses of Meitnerium metal are limited to research purpose only.
  • Potassium’s compounds are in high demand for their application in Fertilizer manufacturing.
  • Potassium carbonate is used in glass manufacturing and Potassium carbonate in manufacturing detergent and body wash.
3.1.1 Industrial Uses
NA
Ammunition Industry, Chemical Industry
3.1.2 Medical Uses
NA
Pharmaceutical Industry
3.1.3 Other Uses
NA
NA
3.2 Biological Properties
3.2.1 Toxicity
Unknown
Toxic
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-31,620.00 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
0.00 p.p.m.2,100.00 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
NA63.65 °C
Francium Metal
27 3410
4.2 Boiling Point
NA774.00 °C
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Unknown
Silvery Gray
4.3.3 Luster
Unknown Luster
NA
4.4 Hardness
4.4.1 Mohs Hardness
NA0.40
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
NA0.36 MPa
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
NANA
Palladium Metal
121 3430
4.5 Speed of Sound
NA2,000.00 m/s
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NANA
Molybdenum Metal
58 97
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
Mt
K
5.2 Isotopes
5.2.1 Known Isotopes
420
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
NA0.82
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
NA0.45
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
NA0.91
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
NA0.73
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
NA0.73
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
NA3.18
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
800.80 kJ/mol418.80 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
1,823.60 kJ/mol3,052.00 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
2,904.20 kJ/mol4,420.00 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
3,859.40 kJ/mol5,877.00 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
4,920.80 kJ/mol7,975.00 kJ/mol
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
NA9,590.00 kJ/mol
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
NA11,343.00 kJ/mol
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
NA14,944.00 kJ/mol
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
NA16,963.70 kJ/mol
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
NA48,610.00 kJ/mol
Strontium Metal
17100 144300
5.5.11 11th Energy Level
NA54,490.00 kJ/mol
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
NA60,730.00 kJ/mol
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
NA68,950.00 kJ/mol
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
NA75,900.00 kJ/mol
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
NA83,080.00 kJ/mol
Manganese Metal
41987 97510
5.5.16 16th Energy Level
NA93,400.00 kJ/mol
Iron Metal
47206 109480
5.5.17 17th Energy Level
NA99,710.00 kJ/mol
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
NANA
Nickel Metal
58570 134810
5.5.19 19th Energy Level
NANA
Copper Metal
64702 148700
5.5.20 20th Energy Level
NANA
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NANA
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
5.5.24 24th Energy Level
NANA
Molybdenum Metal
104400 195200
5.5.25 25th Energy Level
NANA
Molybdenum Metal
121900 121900
5.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
5.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
5.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
5.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
5.5.30 30th Energy Level
NANA
Molybdenum Metal
154500 154500
5.6 Electrochemical Equivalent
NA1.46 g/amp-hr
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
NA2.30 eV
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Chemical Stability, Flammability, Ionization, Solubility
6 Atomic
6.1 Atomic Number
10919
Lithium Metal
3 117
6.2 Electron Configuration
[Rn] 5f14 6d7 7s2
[Ar] 4s1
6.3 Crystal Structure
Face Centered Cubic (FCC)
Body Centered Cubic (BCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
10919
Lithium Metal
3 117
6.4.2 Number of Neutrons
15720
Lithium Metal
4 184
6.4.3 Number of Electrons
10919
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
122.00 pm227.00 pm
Beryllium Metal
112 265
6.5.2 Covalent Radius
129.00 pm203.00 pm
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
NA275.00 pm
Zinc Metal
139 348
6.6 Atomic Weight
278.00 amu39.10 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
NA45.46 cm3/mol
Manganese Metal
1.39 71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
NA10.40 (-eV)
Francium Metal
8 392.42
6.10 Lattice Constant
NA532.80 pm
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
NA
π/2, π/2, π/2
6.12 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
37.40 g/cm30.86 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
NA0.83 g/cm3
Lithium Metal
0.512 20
7.2 Tensile Strength
NANA
Indium Metal
2.5 11000
7.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
NANA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
NA1.30 GPa
Palladium
1.3 222
7.5.2 Bulk Modulus
NA3.10 GPa
Cesium Metal
1.6 462
7.5.3 Young's Modulus
NA3.53 GPa
Cesium Metal
1.7 528
7.6 Poisson Ratio
NANA
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
NA
NA
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
NA0.86
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Paramagnetic
Paramagnetic
8.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Unknown
Conductor
8.2.2 Resistivity
NA72.00 nΩ·m
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
NA0.14 106/cm Ω
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
NA48.40 kJ/mol
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
NA0.75 J/(kg K)
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
NA29.60 J/mol·K
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
NA102.50 W/m·K
Neptunium Metal
6.3 429
9.4 Critical Temperature
NA2,223.00 K
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
NA83.30 µm/(m·K)
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
NA77.50 kJ/mol
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
NA2.32 kJ/mol
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
NA89.50 kJ/mol
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
NA64.70 J/mol.K
Beryllium Metal
9.5 198.1