Nihonium

Osmium

Nihonium vs Osmium

Nihonium

Osmium

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1 Periodic Table

1.1 Symbol

1.2 Group Number

138

0 17

1.3 Period Number

2 7

1.4 Block

p block

d block

1.5 Element Family

Probably Post-Transition

Transition Metal

1.6 CAS Number

540847077440042

7429905 54386242

1.7 Space Group Name

Not Available

P63/mmc

1.8 Space Group Number

194.00194.00

11 229

2 Facts

2.1 Interesting Facts

Not Available

Osmium metal does not oxidize in air unless it is heated.
But if it heated den it forms Osmium Tetroxide, which is highly toxic.

2.2 Sources

Synthetically Produced

Found As a By-product, Found in Minerals, Mining

2.3 History

2.3.1 Who Discovered

Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory

Smithson Tennant

2.3.2 Discovery

In 2003

In 1803

2.4 Abundance

2.4.1 Abundance In Universe

NA3 * 10^-7 %

5E-09 0.11

2.4.2 Abundance In Sun

~-9999 %~0.0000002 %

1E-08 0.1

2.4.3 Abundance In Meteorites

NA0.00 %

1.7E-07 22

2.4.4 Abundance In Earth's Crust

NA0.00 %

9.9E-12 8.1

2.4.5 Abundance In Oceans

NANA

2E-23 1.1

2.4.6 Abundance In Humans

NANA

1E-13 1.4

3 Uses

3.1 Uses & Benefits

Currently known uses of Ununtrium metal are limited to research purpose only.

Its has very limited uses and its alloys are very hard and are used in the manufacturing of pen tips, pivots, needles and electrical contacts.
It is also used as industrial catalyst to speed up the chemical reaction.

3.1.1 Industrial Uses

Aerospace Industry, Automobile Industry, Electrical Industry, Electronic Industry

3.1.2 Medical Uses

3.1.3 Other Uses

Research Purposes

Alloys

3.2 Biological Properties

3.2.1 Toxicity

Unknown

Highly Toxic

3.2.2 Present in Human Body

✔ ✘

3.2.3 In Blood

NANA

0 1970

3.2.4 In Bone

NANA

0 170000

4 Physical

4.1 Melting Point

430.00 °C3,045.00 °C

27 3410

4.2 Boiling Point

1,130.00 °C5,027.00 °C

147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Unknown

Silvery Bluish-Gray

4.3.3 Luster

Unknown Luster

Metallic

4.4 Hardness

4.4.1 Mohs Hardness

NA7.00

0.2 8.5

4.4.2 Brinell Hardness

NA3,490.00 MPa

0.14 3490

4.4.3 Vickers Hardness

NANA

121 3430

4.5 Speed of Sound

NA4,940.00 m/s

818 16200

4.6 Optical Properties

4.6.1 Refractive Index

NANA

1.000933 1.7229

4.6.2 Reflectivity

NANA

58 97

4.7 Allotropes

✔ ✘

4.7.1 α Allotropes

Not Available

4.7.2 β Allotropes

Not Available

4.7.3 γ Allotropes

Not Available

5 Chemical

5.1 Chemical Formula

5.2 Isotopes

5.2.1 Known Isotopes

735

0 38

5.3 Electronegativity

5.3.1 Pauling Electronegativity

NA2.20

0.7 2.54

5.3.2 Sanderson Electronegativity

NANA

0.22 2.56

5.3.3 Allred Rochow Electronegativity

NA1.52

0.86 1.82

5.3.4 Mulliken-Jaffe Electronegativity

NANA

0.62 2.48

5.3.5 Allen Electronegativity

NA1.65

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

NA1.80

1.46 3.3

5.5 Ionization Energies

5.5.1 1st Energy Level

704.90 kJ/mol840.00 kJ/mol

375.7 26130

5.5.2 2nd Energy Level

2,238.50 kJ/mol1,309.80 kJ/mol

710.2162 28750

5.5.3 3rd Energy Level

3,023.30 kJ/mol1,600.00 kJ/mol

1600 34230

5.5.4 4th Energy Level

4,351.50 kJ/molNA

2780 37066

5.5.5 5th Energy Level

5,692.60 kJ/molNA

4305.2 97510

5.5.6 6th Energy Level

NANA

5715.8 105800

5.5.7 7th Energy level

NANA

7226.8 114300

5.5.8 8th Energy Level

NANA

8857.4 125300

5.5.9 9th Energy Level

NANA

14110 134700

5.5.10 10th Energy Level

NANA

17100 144300

5.5.11 11th Energy Level

NANA

19900 169988

5.5.12 12th Energy Level

NANA

22219 189368

5.5.13 13th Energy Level

NANA

26930 76015

5.5.14 14th Energy Level

NANA

29196 86450

5.5.15 15th Energy Level

NANA

41987 97510

5.5.16 16th Energy Level

NANA

47206 109480

5.5.17 17th Energy Level

NANA

52737 122200

5.5.18 18th Energy Level

NANA

58570 134810

5.5.19 19th Energy Level

NANA

64702 148700

5.5.20 20th Energy Level

NANA

80400 171200

5.5.21 21st Energy Level

NANA

87000 179100

5.5.22 22nd Energy Level

NANA

93400 184900

5.5.23 23rd Energy Level

NANA

98420 198800

5.5.24 24th Energy Level

NANA

104400 195200

5.5.25 25th Energy Level

NANA

121900 121900

5.5.26 26th Energy Level

NANA

127700 127700

5.5.27 27th Energy Level

NANA

133800 133800

5.5.28 28th Energy Level

NANA

139800 139800

5.5.29 29th Energy Level

NANA

148100 148100

5.5.30 30th Energy Level

NANA

154500 154500

5.6 Electrochemical Equivalent

NA1.77 g/amp-hr

0.16812 8.3209

5.7 Electron Work Function

NA4.83 eV

2.14 5.65

5.8 Other Chemical Properties

Chemical Stability, Ionization

Chemical Stability, Ionization, Solubility

6 Atomic

6.1 Atomic Number

11376

3 117

6.2 Electron Configuration

[Rn] 5f¹⁴ 6d¹⁰ 7s² 7p¹

[Xe] 4f¹⁴ 5d⁶ 6s²

6.3 Crystal Structure

Not Known

Hexagonal Close Packed (HCP)

6.3.1 Crystal Lattice

6.4 Atom

6.4.1 Number of Protons

11376

3 117

6.4.2 Number of Neutrons

150114

4 184

6.4.3 Number of Electrons

11376

3 117

6.5 Radius of an Atom

6.5.1 Atomic Radius

NA133.80 pm

112 265

6.5.2 Covalent Radius

NANA

96 260

6.5.3 Van der Waals Radius

NA216.00 pm

139 348

6.6 Atomic Weight

286.00 amu190.23 amu

6.94 294

6.7 Atomic Volume

NA8.49 cm3/mol

1.39 71.07

6.8 Adjacent Atomic Numbers

6.8.1 Previous Element

6.8.2 Next Element

6.9 Valence Electron Potential

NA91.40 (-eV)

8 392.42

6.10 Lattice Constant

NA273.44 pm

228.58 891.25

6.11 Lattice Angles

π/2, π/2, 2 π/3

6.12 Lattice C/A Ratio

NA1.58

1.567 1.886

7 Mechanical

7.1 Density

7.1.1 Density At Room Temperature

16.00 g/cm³22.59 g/cm³

0.534 40.7

7.1.2 Density When Liquid (at m.p.)

NA20.00 g/cm3

0.512 20

7.2 Tensile Strength

NA1,000.00 MPa

2.5 11000

7.3 Viscosity

NANA

0.001526 0.001526

7.4 Vapor Pressure

7.4.1 Vapor Pressure at 1000 K

NANA

2.47E-11 121

7.4.2 Vapor Pressure at 2000 K

NA0.00 (Pa)

2.62E-10 774

7.5 Elasticity properties

7.5.1 Shear Modulus

NA222.00 GPa

1.3 222

7.5.2 Bulk Modulus

NA462.00 GPa

1.6 462

7.5.3 Young's Modulus

NANA

1.7 528

7.6 Poisson Ratio

NA0.25

0.032 0.47

7.7 Other Mechanical Properties

Unknown

Ductile

8 Magnetic

8.1 Magnetic Characteristics

8.1.1 Specific Gravity

NA22.57

0.53 4500

8.1.2 Magnetic Ordering

Unknown

Paramagnetic

8.1.3 Permeability

NANA

1.25643E-06 0.0063

8.1.4 Susceptibility

NANA

-0.000166 200000

8.2 Electrical Properties

8.2.1 Electrical Property

Unknown

Conductor

8.2.2 Resistivity

NA81.20 nΩ·m

0.18 961

8.2.3 Electrical Conductivity

NA0.11 10⁶/cm Ω

0.00666 0.63

8.2.4 Electron Affinity

NA106.10 kJ/mol

0 222.8

9 Thermal

9.1 Specific Heat

NA0.13 J/(kg K)

0.11 3.6

9.2 Molar Heat Capacity

NA24.70 J/mol·K

16.443 62.7

9.3 Thermal Conductivity

NA87.60 W/m·K

6.3 429

9.4 Critical Temperature

NANA

26.3 3223

9.5 Thermal Expansion

NA5.10 µm/(m·K)

4.5 97

9.6 Enthalpy

9.6.1 Enthalpy of Vaporization

NA627.60 kJ/mol

7.32 799.1

9.6.2 Enthalpy of Fusion

NA29.30 kJ/mol

2.1 35.23

9.6.3 Enthalpy of Atomization

NA669.00 kJ/mol

61.5 837

9.7 Standard Molar Entropy

NA32.60 J/mol.K

9.5 198.1

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