Nobelium

Platinum

Nobelium Platinum Comparison

Nobelium

Platinum

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1 Periodic Table

1.1 Symbol

✔ ✘

1.2 Group Number

NA10

0 17

1.3 Period Number

2 7

1.4 Block

f block

d block

1.5 Element Family

Actinide

Transition Metal

1.6 CAS Number

100281457440064

7429905 54386242

1.7 Space Group Name

Not Available

Fm_ 3m

1.8 Space Group Number

NA225.00

11 229

2 Facts

2.1 Interesting Facts

The most stable isotope of Nobelium metal is No-259.
No-259 has a half-life of fifty-eight minutes.

Platinum is the rarest metal from the Precious metal categories..
Commercially Platinum is produced as a byproduct in ores of nickel.

2.2 Sources

Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining

Mining, Ores of metals, Ores of Minerals

2.3 History

2.3.1 Who Discovered

Joint Institute for Nuclear Research

Antonio de Ulloa

2.3.2 Discovery

In 1966

In 1735

2.4 Abundance

2.4.1 Abundance In Universe

NA5 * 10^-7 %

5E-09 0.11

2.4.2 Abundance In Sun

~-9999 %~0.0000009 %

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 Nobelium metal are limited to research purpose only.

Platinum metal is mainly used in jewellery.
Platinum is used as an industrial catalyst in production of nitric acid, silicone and benzene.

3.1.1 Industrial Uses

Aerospace Industry, Chemical Industry

3.1.2 Medical Uses

Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing

3.1.3 Other Uses

Research Purposes

Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues

3.2 Biological Properties

3.2.1 Toxicity

Unknown

Non Toxic

3.2.2 Present in Human Body

✔ ✘

3.2.3 In Blood

0.00 Blood/mg dm-3NA

0 1970

3.2.4 In Bone

0.00 p.p.m.NA

0 170000

4 Physical

4.1 Melting Point

827.00 °C1,772.00 °C

27 3410

4.2 Boiling Point

NA3,827.00 °C

147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Unknown

Silvery White

4.3.3 Luster

Unknown Luster

Metallic

4.4 Hardness

4.4.1 Mohs Hardness

NA3.50

0.2 8.5

4.4.2 Brinell Hardness

NA300.00 MPa

0.14 3490

4.4.3 Vickers Hardness

NA400.00 MPa

121 3430

4.5 Speed of Sound

NA2,800.00 m/s

818 16200

4.6 Optical Properties

4.6.1 Refractive Index

NANA

1.000933 1.7229

4.6.2 Reflectivity

NA73.00 %

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

1335

0 38

5.3 Electronegativity

5.3.1 Pauling Electronegativity

1.302.28

0.7 2.54

5.3.2 Sanderson Electronegativity

NANA

0.22 2.56

5.3.3 Allred Rochow Electronegativity

1.201.44

0.86 1.82

5.3.4 Mulliken-Jaffe Electronegativity

NANA

0.62 2.48

5.3.5 Allen Electronegativity

NA1.72

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

2.701.72

1.46 3.3

5.5 Ionization Energies

5.5.1 1st Energy Level

642.00 kJ/mol870.00 kJ/mol

375.7 26130

5.5.2 2nd Energy Level

1,254.00 kJ/mol1,791.00 kJ/mol

710.2162 28750

5.5.3 3rd Energy Level

2,643.00 kJ/molNA

1600 34230

5.5.4 4th Energy Level

3,956.00 kJ/molNA

2780 37066

5.5.5 5th Energy Level

NANA

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

4.83 g/amp-hr1.82 g/amp-hr

0.16812 8.3209

5.7 Electron Work Function

NA5.65 eV

2.14 5.65

5.8 Other Chemical Properties

Ionization, Radioactive Isotopes, Radioactivity

Chemical Stability, Anti Corrosion, Ionization

6 Atomic

6.1 Atomic Number

10278

3 117

6.2 Electron Configuration

[Rn] 5f¹⁴ 7s²

[Xe] 4f¹⁴ 5d⁹ 6s¹

6.3 Crystal Structure

Not Known

Face Centered Cubic (FCC)

6.3.1 Crystal Lattice

6.4 Atom

6.4.1 Number of Protons

10278

3 117

6.4.2 Number of Neutrons

157117

4 184

6.4.3 Number of Electrons

10278

3 117

6.5 Radius of an Atom

6.5.1 Atomic Radius

NA139.00 pm

112 265

6.5.2 Covalent Radius

NA136.00 pm

96 260

6.5.3 Van der Waals Radius

246.00 pm175.00 pm

139 348

6.6 Atomic Weight

259.00 amu47.87 amu

6.94 294

6.7 Atomic Volume

NA9.09 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

26.00 (-eV)392.42 (-eV)

8 392.42

6.10 Lattice Constant

NA392.42 pm

228.58 891.25

6.11 Lattice Angles

π/2, π/2, π/2

6.12 Lattice C/A Ratio

NANA

1.567 1.886

7 Mechanical

7.1 Density

7.1.1 Density At Room Temperature

NA21.45 g/cm³

0.534 40.7

7.1.2 Density When Liquid (at m.p.)

NA19.77 g/cm3

0.512 20

7.2 Tensile Strength

NA125.00 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

NA0.07 (Pa)

2.62E-10 774

7.5 Elasticity properties

7.5.1 Shear Modulus

NA61.00 GPa

1.3 222

7.5.2 Bulk Modulus

NA230.00 GPa

1.6 462

7.5.3 Young's Modulus

NA168.00 GPa

1.7 528

7.6 Poisson Ratio

NA0.38

0.032 0.47

7.7 Other Mechanical Properties

Unknown

Ductile, Malleable

8 Magnetic

8.1 Magnetic Characteristics

8.1.1 Specific Gravity

NA21.45

0.53 4500

8.1.2 Magnetic Ordering

Unknown

Paramagnetic

8.1.3 Permeability

NA0.00 H/m

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

NA105.00 nΩ·m

0.18 961

8.2.3 Electrical Conductivity

NA0.10 10⁶/cm Ω

0.00666 0.63

8.2.4 Electron Affinity

NA205.30 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

NA25.86 J/mol·K

16.443 62.7

9.3 Thermal Conductivity

NA71.60 W/m·K

6.3 429

9.4 Critical Temperature

NANA

26.3 3223

9.5 Thermal Expansion

NA8.80 µm/(m·K)

4.5 97

9.6 Enthalpy

9.6.1 Enthalpy of Vaporization

NA510.50 kJ/mol

7.32 799.1

9.6.2 Enthalpy of Fusion

NA19.70 kJ/mol

2.1 35.23

9.6.3 Enthalpy of Atomization

NA565.00 kJ/mol

61.5 837

9.7 Standard Molar Entropy

NA41.60 J/mol.K

9.5 198.1

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