Potassium

Copernicium

Potassium Copernicium Comparison

Potassium

Copernicium

Add ⊕

1 Periodic Table

1.1 Symbol

1.2 Group Number

112

0 17

2.2 Period Number

2 7

2.5 Block

s block

d block

2.7 Element Family

Alkali

Transition Metal

2.9 CAS Number

744009754084263

7429905 54386242

2.10 Space Group Name

Im_ 3m

Not Available

2.11 Space Group Number

229.00NA

11 229

3 Facts

3.1 Interesting Facts

In the list of most abundant element Potassium is ranked 7th.
Potassium can easily be sliced (chopped) down using knife.

Not Available

3.2 Sources

Found in Minerals, Mining

Synthetically Produced

3.3 History

3.3.1 Who Discovered

Humphry Davy

Gesellschaft für Schwerionenforschung

3.3.2 Discovery

In 1807

In 1996

3.4 Abundance

3.4.1 Abundance In Universe

3 * 10^-4 %NA

5E-09 0.11

4.5.2 Abundance In Sun

~0.0004 %~-9999 %

1E-08 0.1

4.5.5 Abundance In Meteorites

0.07 %NA

1.7E-07 22

4.6.2 Abundance In Earth's Crust

1.50 %NA

9.9E-12 8.1

4.6.5 Abundance In Oceans

0.04 %NA

2E-23 1.1

4.6.7 Abundance In Humans

0.20 %NA

1E-13 1.4

5 Uses

5.1 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 Copernicium metal are limited to research purpose only.

5.1.1 Industrial Uses

Ammunition Industry, Chemical Industry

5.1.2 Medical Uses

Pharmaceutical Industry

5.1.3 Other Uses

Research Purposes

5.2 Biological Properties

5.2.1 Toxicity

Toxic

Unknown

5.2.2 Present in Human Body

✔ ✘

5.2.3 In Blood

1,620.00 Blood/mg dm-3NA

0 1970

6.2.3 In Bone

2,100.00 p.p.m.NA

0 170000

7 Physical

7.1 Melting Point

63.65 °CNA

27 3410

8.2 Boiling Point

774.00 °CNA

147 5660

9.2 Appearance

9.2.1 Physical State

Solid

9.2.2 Color

Silvery Gray

Unknown

9.2.3 Luster

Unknown Luster

9.3 Hardness

9.3.1 Mohs Hardness

0.40NA

0.2 8.5

9.4.2 Brinell Hardness

0.36 MPaNA

0.14 3490

9.7.2 Vickers Hardness

NANA

121 3430

9.8 Speed of Sound

2,000.00 m/sNA

818 16200

9.9 Optical Properties

9.9.1 Refractive Index

NANA

1.000933 1.7229

9.10.1 Reflectivity

NANA

58 97

10.2 Allotropes

✔ ✘

10.2.1 α Allotropes

Not Available

10.2.2 β Allotropes

Not Available

10.2.3 γ Allotropes

Not Available

11 Chemical

11.1 Chemical Formula

11.2 Isotopes

11.2.1 Known Isotopes

201

0 38

11.5 Electronegativity

11.5.1 Pauling Electronegativity

0.82NA

0.7 2.54

12.2.2 Sanderson Electronegativity

0.45NA

0.22 2.56

12.4.2 Allred Rochow Electronegativity

0.91NA

0.86 1.82

12.5.1 Mulliken-Jaffe Electronegativity

0.73NA

0.62 2.48

12.6.1 Allen Electronegativity

0.73NA

0.659 2.7

12.7 Electropositivity

12.7.1 Pauling Electropositivity

3.18NA

1.46 3.3

12.9 Ionization Energies

12.9.1 1st Energy Level

418.80 kJ/mol1,154.90 kJ/mol

375.7 26130

12.9.4 2nd Energy Level

3,052.00 kJ/mol2,170.00 kJ/mol

710.2162 28750

12.9.5 3rd Energy Level

4,420.00 kJ/mol4,245.40 kJ/mol

1600 34230

12.11.2 4th Energy Level

5,877.00 kJ/mol5,499.70 kJ/mol

2780 37066

12.12.1 5th Energy Level

7,975.00 kJ/molNA

4305.2 97510

12.12.3 6th Energy Level

9,590.00 kJ/molNA

5715.8 105800

12.12.5 7th Energy level

11,343.00 kJ/molNA

7226.8 114300

12.12.6 8th Energy Level

14,944.00 kJ/molNA

8857.4 125300

12.12.8 9th Energy Level

16,963.70 kJ/molNA

14110 134700

12.12.10 10th Energy Level

48,610.00 kJ/molNA

17100 144300

12.12.12 11th Energy Level

54,490.00 kJ/molNA

19900 169988

12.12.14 12th Energy Level

60,730.00 kJ/molNA

22219 189368

12.12.16 13th Energy Level

68,950.00 kJ/molNA

26930 76015

12.12.18 14th Energy Level

75,900.00 kJ/molNA

29196 86450

12.12.20 15th Energy Level

83,080.00 kJ/molNA

41987 97510

12.12.22 16th Energy Level

93,400.00 kJ/molNA

47206 109480

12.12.23 17th Energy Level

99,710.00 kJ/molNA

52737 122200

12.12.25 18th Energy Level

NANA

58570 134810

12.12.27 19th Energy Level

NANA

64702 148700

12.12.28 20th Energy Level

NANA

80400 171200

12.12.30 21st Energy Level

NANA

87000 179100

12.12.32 22nd Energy Level

NANA

93400 184900

12.12.33 23rd Energy Level

NANA

98420 198800

12.12.35 24th Energy Level

NANA

104400 195200

12.12.37 25th Energy Level

NANA

121900 121900

12.12.39 26th Energy Level

NANA

127700 127700

12.12.40 27th Energy Level

NANA

133800 133800

12.12.42 28th Energy Level

NANA

139800 139800

12.12.44 29th Energy Level

NANA

148100 148100

12.12.46 30th Energy Level

NANA

154500 154500

12.13 Electrochemical Equivalent

1.46 g/amp-hrNA

0.16812 8.3209

12.14 Electron Work Function

2.30 eVNA

2.14 5.65

12.15 Other Chemical Properties

Chemical Stability, Flammability, Ionization, Solubility

Ionization, Radioactive Isotopes, Radioactivity

13 Atomic

13.1 Atomic Number

19112

3 117

13.2 Electron Configuration

[Ar] 4s¹

[Rn] 5f¹⁴ 6d¹⁰ 7s²

13.3 Crystal Structure

Body Centered Cubic (BCC)

Hexagonal Close Packed (HCP)

13.3.1 Crystal Lattice

13.4 Atom

13.4.1 Number of Protons

19112

3 117

13.4.4 Number of Neutrons

20NA

4 184

13.5.1 Number of Electrons

19112

3 117

13.7 Radius of an Atom

13.7.1 Atomic Radius

227.00 pm147.00 pm

112 265

13.7.2 Covalent Radius

203.00 pm122.00 pm

96 260

14.1.1 Van der Waals Radius

275.00 pmNA

139 348

14.5 Atomic Weight

39.10 amu285.00 amu

6.94 294

14.6 Atomic Volume

45.46 cm3/molNA

1.39 71.07

14.7 Adjacent Atomic Numbers

14.7.1 Previous Element

14.7.2 Next Element

14.8 Valence Electron Potential

10.40 (-eV)NA

8 392.42

14.10 Lattice Constant

532.80 pmNA

228.58 891.25

14.11 Lattice Angles

π/2, π/2, π/2

14.12 Lattice C/A Ratio

NANA

1.567 1.886

15 Mechanical

15.1 Density

15.1.1 Density At Room Temperature

0.86 g/cm³23.70 g/cm³

0.534 40.7

15.2.1 Density When Liquid (at m.p.)

0.83 g/cm3NA

0.512 20

15.4 Tensile Strength

NANA

2.5 11000

15.5 Viscosity

NANA

0.001526 0.001526

15.8 Vapor Pressure

15.8.1 Vapor Pressure at 1000 K

NANA

2.47E-11 121

15.9.1 Vapor Pressure at 2000 K

NANA

2.62E-10 774

15.12 Elasticity properties

15.12.1 Shear Modulus

1.30 GPaNA

1.3 222

16.1.2 Bulk Modulus

3.10 GPaNA

1.6 462

16.1.4 Young's Modulus

3.53 GPaNA

1.7 528

16.3 Poisson Ratio

NANA

0.032 0.47

16.5 Other Mechanical Properties

Unknown

17 Magnetic

17.1 Magnetic Characteristics

17.1.1 Specific Gravity

0.86NA

0.53 4500

17.2.2 Magnetic Ordering

Paramagnetic

Unknown

17.2.3 Permeability

NANA

1.25643E-06 0.0063

17.2.5 Susceptibility

NANA

-0.000166 200000

17.4 Electrical Properties

17.4.1 Electrical Property

Conductor

Unknown

17.4.2 Resistivity

72.00 nΩ·mNA

0.18 961

17.4.4 Electrical Conductivity

0.14 10⁶/cm ΩNA

0.00666 0.63

17.4.6 Electron Affinity

48.40 kJ/molNA

0 222.8

18 Thermal

18.1 Specific Heat

0.75 J/(kg K)NA

0.11 3.6

18.3 Molar Heat Capacity

29.60 J/mol·KNA

16.443 62.7

19.2 Thermal Conductivity

102.50 W/m·KNA

6.3 429

19.3 Critical Temperature

2,223.00 KNA

26.3 3223

19.5 Thermal Expansion

83.30 µm/(m·K)NA

4.5 97

19.6 Enthalpy

19.6.1 Enthalpy of Vaporization

77.50 kJ/molNA

7.32 799.1

19.6.2 Enthalpy of Fusion

2.32 kJ/molNA

2.1 35.23

19.6.4 Enthalpy of Atomization

89.50 kJ/molNA

61.5 837

19.7 Standard Molar Entropy

64.70 J/mol.KNA

9.5 198.1

Compare All Metals

Potassium vs Gadolinium

Potassium vs Uranium

Potassium vs Thorium

All Metals