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Potassium vs Seaborgium

Potassium
Seaborgium
Seaborgium vs Potassium


Periodic Table
Symbol
K  
Sg  
Group Number
1  
17
6  
12
Period Number
4  
7  
Block
s block  
d block  
Element Family
Alkali  
Transition Metal  
CAS Number
7440097  
99+
54038812  
9
Space Group Name
Im_ 3m  
-  
Space Group Number
229.00  
2
166.00  
9
Facts
Interesting Facts
  • In the list of most abundant element Potassium is ranked 7th.
  • Potassium can easily be sliced (chopped) down using knife.
  
  • Seaborgium most stable isotope is Sg and it has 2.1 min of half- life.
  • And other isotopes of Seaborgium have half-lives as short as 3 ms.
  
Sources
Found in Minerals, Mining  
Synthetically Produced  
History
  
  
Who Discovered
Humphry Davy  
Lawrence Berkeley National Laboratory  
Discovery
In 1807  
In 1974  
Abundance
  
  
Abundance In Universe
0.00 %  
10
0.00 %  
40
Abundance In Sun
0.00 %  
9
-  
Abundance In Meteorites
0.07 %  
9
-  
Abundance In Earth's Crust
1.50 %  
6
-  
Abundance In Oceans
0.04 %  
3
-  
Abundance In Humans
0.20 %  
3
-  
Uses
Uses & Benefits
  • 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.
  
  • Currently known uses of Seaborgium metal are limited to research purpose only.
  
Industrial Uses
Ammunition Industry, Chemical Industry  
-  
Medical Uses
Pharmaceutical Industry  
-  
Other Uses
-  
Research Purposes  
Biological Properties
  
  
Toxicity
Toxic  
-  
Present in Human Body
Yes  
No  
In Blood
1,620.00 Blood/mg dm-3  
2
0.00 Blood/mg dm-3  
27
In Bone
2,100.00 p.p.m.  
3
0.00 p.p.m.  
99+
Physical
Melting Point
63.65 °C  
99+
-  
Boiling Point
774.00 °C  
99+
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
-  
Luster
-  
Unknown Luster  
Hardness
  
  
Mohs Hardness
0.40  
25
6.00  
6
Brinell Hardness
0.36 MPa  
99+
400.00 MPa  
34
Vickers Hardness
100.00 MPa  
99+
520.00 MPa  
33
Speed of Sound
2,000.00 m/s  
99+
3,200.00 m/s  
35
Optical Properties
  
  
Refractive Index
1.33  
99+
1.30  
99+
Reflectivity
72.00 %  
11
68.00 %  
15
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
K  
Sg  
Isotopes
  
  
Known Isotopes
20  
19
9  
29
Electronegativity
  
  
Pauling Electronegativity
0.82  
99+
0.00  
99+
Sanderson Electronegativity
0.45  
99+
1.90  
13
Allred Rochow Electronegativity
0.91  
40
1.30  
25
Mulliken-Jaffe Electronegativity
0.73  
99+
1.30  
33
Allen Electronegativity
0.73  
99+
1.90  
8
Electropositivity
  
  
Pauling Electropositivity
3.18  
3
2.20  
39
Ionization Energies
  
  
1st Energy Level
418.80 kJ/mol  
99+
757.40 kJ/mol  
21
2nd Energy Level
3,052.00 kJ/mol  
5
1,732.90 kJ/mol  
29
3rd Energy Level
4,420.00 kJ/mol  
8
2,483.50 kJ/mol  
99+
4th Energy Level
5,877.00 kJ/mol  
18
3,415.60 kJ/mol  
99+
5th Energy Level
7,975.00 kJ/mol  
14
4,561.80 kJ/mol  
99+
6th Energy Level
9,590.00 kJ/mol  
19
5,715.80 kJ/mol  
99+
7th Energy level
11,343.00 kJ/mol  
17
5,700.00 kJ/mol  
99+
8th Energy Level
14,944.00 kJ/mol  
13
5,700.00 kJ/mol  
99+
9th Energy Level
16,963.70 kJ/mol  
15
5,710.00 kJ/mol  
99+
10th Energy Level
48,610.00 kJ/mol  
3
6,270.00 kJ/mol  
99+
11th Energy Level
54,490.00 kJ/mol  
4
6,600.00 kJ/mol  
39
12th Energy Level
60,730.00 kJ/mol  
15
971.00 kJ/mol  
99+
13th Energy Level
68,950.00 kJ/mol  
4
5,700.00 kJ/mol  
99+
14th Energy Level
75,900.00 kJ/mol  
5
5,700.00 kJ/mol  
99+
15th Energy Level
83,080.00 kJ/mol  
13
54,000.00 kJ/mol  
99+
16th Energy Level
93,400.00 kJ/mol  
7
64,000.00 kJ/mol  
27
17th Energy Level
99,710.00 kJ/mol  
8
579.80 kJ/mol  
99+
18th Energy Level
4,196.00 kJ/mol  
99+
3,300.00 kJ/mol  
99+
19th Energy Level
419.20 kJ/mol  
99+
579.80 kJ/mol  
99+
20th Energy Level
419.00 kJ/mol  
99+
579.00 kJ/mol  
99+
21st Energy Level
419.20 kJ/mol  
99+
6,270.00 kJ/mol  
14
22nd Energy Level
419.00 kJ/mol  
99+
573.00 kJ/mol  
99+
23rd Energy Level
419.20 kJ/mol  
99+
5,790.00 kJ/mol  
22
24th Energy Level
419.20 kJ/mol  
99+
971.00 kJ/mol  
4
25th Energy Level
419.20 kJ/mol  
99+
0.00 kJ/mol  
99+
26th Energy Level
419.20 kJ/mol  
99+
579.10 kJ/mol  
99+
27th Energy Level
419.20 kJ/mol  
99+
870.00 kJ/mol  
7
28th Energy Level
419.20 kJ/mol  
99+
870.00 kJ/mol  
10
29th Energy Level
419.20 kJ/mol  
99+
761.90 kJ/mol  
21
30th Energy Level
419.00 kJ/mol  
99+
0.00 kJ/mol  
99+
Electrochemical Equivalent
1.46 g/amp-hr  
99+
3.20 g/amp-hr  
14
Electron Work Function
2.30 eV  
99+
6.00 eV  
1
Other Chemical Properties
Chemical Stability, Flammability, Ionization, Solubility  
-  
Atomic
Atomic Number
19  
99+
106  
12
Electron Configuration
[Ar] 4s1  
[Rn] 5f14 6d2 7s2  
Crystal Structure
Body Centered Cubic (BCC)  
Body Centered Cubic (BCC)  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
19  
99+
106  
12
Number of Neutrons
20  
99+
157  
8
Number of Electrons
19  
99+
106  
12
Radius of an Atom
  
  
Atomic Radius
227.00 pm  
4
132.00 pm  
99+
Covalent Radius
203.00 pm  
9
143.00 pm  
99+
Van der Waals Radius
275.00 pm  
7
230.00 pm  
24
Atomic Weight
39.10 amu  
99+
269.00 amu  
9
Atomic Volume
45.46 cm3/mol  
4
35.00 cm3/mol  
8
Adjacent Atomic Numbers
  
  
Previous Element
Aluminium
  
Dubnium
  
Next Element
Calcium
  
Bohrium
  
Valence Electron Potential
10.40 (-eV)  
99+
6.10 (-eV)  
99+
Lattice Constant
532.80 pm  
13
-  
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.69  
10
1.36  
99+
Mechanical
Density
  
  
Density At Room Temperature
0.86 g/cm3  
99+
35.00 g/cm3  
4
Density When Liquid (at m.p.)
0.83 g/cm3  
99+
35.00 g/cm3  
4
Tensile Strength
16.00 MPa  
99+
30.00 MPa  
99+
Viscosity
0.00  
9
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
16
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
34
0.00 (Pa)  
99+
Elasticity properties
  
  
Shear Modulus
1.30 GPa  
99+
30.00 GPa  
27
Bulk Modulus
3.10 GPa  
99+
0.00 GPa  
99+
Young's Modulus
3.53 GPa  
99+
12.60 GPa  
99+
Poisson Ratio
0.35  
9
0.25  
24
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
0.86  
99+
35.00  
6
Magnetic Ordering
Paramagnetic  
-  
Permeability
0.00 H/m  
13
0.00 H/m  
7
Susceptibility
0.00  
23
0.00  
24
Electrical Properties
  
  
Electrical Property
Conductor  
-  
Resistivity
72.00 nΩ·m  
37
0.38 nΩ·m  
99+
Electrical Conductivity
0.14 106/cm Ω  
16
0.00 106/cm Ω  
99+
Electron Affinity
48.40 kJ/mol  
27
50.00 kJ/mol  
26
Thermal
Specific Heat
0.75 J/(kg K)  
6
0.27 J/(kg K)  
19
Molar Heat Capacity
29.60 J/mol·K  
8
35.00 J/mol·K  
5
Thermal Conductivity
102.50 W/m·K  
15
0.14 W/m·K  
99+
Critical Temperature
2,223.00 K  
14
1,200.00 K  
99+
Thermal Expansion
83.30 µm/(m·K)  
3
11.00 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
77.50 kJ/mol  
99+
585.00 kJ/mol  
10
Enthalpy of Fusion
2.32 kJ/mol  
99+
-  
Enthalpy of Atomization
89.50 kJ/mol  
99+
650.00 kJ/mol  
8
Standard Molar Entropy
64.70 J/mol.K  
19
42.70 J/mol.K  
99+
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