Fermium

Titanium

Fermium Titanium Comparison

Fermium

Titanium

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1 Periodic Table

1.1 Symbol

1.2 Group Number

NA4

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

74407247440326

7429905 54386242

1.7 Space Group Name

Not Available

P63/mmc

1.8 Space Group Number

NA194.00

11 229

2 Facts

2.1 Interesting Facts

Fermium metal is highly radioactive in nature.
Fermium is synthetically produced metal.

The only metal which burns in Nitrogen is Titanium.
Titanium is also known as corrosion resistant metal.

2.2 Sources

Bombarding Pu-239 with Neutrons

Found in Minerals, Mining

2.3 History

2.3.1 Who Discovered

Lawrence Berkeley National Laboratory

W. Gregor & J. Berzelius

2.3.2 Discovery

In 1952

In 1791

2.4 Abundance

2.4.1 Abundance In Universe

NA3 * 10^-4 %

5E-09 0.11

2.4.2 Abundance In Sun

~-9999 %~0.0004 %

1E-08 0.1

2.4.3 Abundance In Meteorites

NA0.05 %

1.7E-07 22

2.4.4 Abundance In Earth's Crust

NA0.66 %

9.9E-12 8.1

2.4.5 Abundance In Oceans

NA0.00 %

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 Fermium metal are limited to research purpose only.

Its alloys are used in spacecraft, aircraft and ammunition industry.
Its pipes are used in distillation plants, submarines, hulls of big ships, etc.

3.1.1 Industrial Uses

Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry

3.1.2 Medical Uses

Dentistry, Surgical Instruments Manufacturing

3.1.3 Other Uses

Alloys, 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-30.05 Blood/mg dm-3

0 1970

3.2.4 In Bone

0.00 p.p.m.NA

0 170000

4 Physical

4.1 Melting Point

1,527.00 °C1,660.00 °C

27 3410

4.2 Boiling Point

NA3,287.00 °C

147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Unknown

Silvery Gray-White

4.3.3 Luster

Not Defined

Metallic

4.4 Hardness

4.4.1 Mohs Hardness

NA6.00

0.2 8.5

4.4.2 Brinell Hardness

NA716.00 MPa

0.14 3490

4.4.3 Vickers Hardness

NA830.00 MPa

121 3430

4.5 Speed of Sound

NA5,090.00 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

1823

0 38

5.3 Electronegativity

5.3.1 Pauling Electronegativity

1.301.54

0.7 2.54

5.3.2 Sanderson Electronegativity

NA1.09

0.22 2.56

5.3.3 Allred Rochow Electronegativity

1.201.32

0.86 1.82

5.3.4 Mulliken-Jaffe Electronegativity

NANA

0.62 2.48

5.3.5 Allen Electronegativity

NA1.38

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

2.702.46

1.46 3.3

5.5 Ionization Energies

5.5.1 1st Energy Level

627.00 kJ/mol658.80 kJ/mol

375.7 26130

5.5.2 2nd Energy Level

1,225.00 kJ/mol1,309.80 kJ/mol

710.2162 28750

5.5.3 3rd Energy Level

2,363.00 kJ/mol2,652.50 kJ/mol

1600 34230

5.5.4 4th Energy Level

3,792.00 kJ/mol4,174.60 kJ/mol

2780 37066

5.5.5 5th Energy Level

NA9,581.00 kJ/mol

4305.2 97510

5.5.6 6th Energy Level

NA11,533.00 kJ/mol

5715.8 105800

5.5.7 7th Energy level

NA13,590.00 kJ/mol

7226.8 114300

5.5.8 8th Energy Level

NA16,440.00 kJ/mol

8857.4 125300

5.5.9 9th Energy Level

NA18,530.00 kJ/mol

14110 134700

5.5.10 10th Energy Level

NA20,833.00 kJ/mol

17100 144300

5.5.11 11th Energy Level

NA25,575.00 kJ/mol

19900 169988

5.5.12 12th Energy Level

NA28,125.00 kJ/mol

22219 189368

5.5.13 13th Energy Level

NA76,015.00 kJ/mol

26930 76015

5.5.14 14th Energy Level

NA83,280.00 kJ/mol

29196 86450

5.5.15 15th Energy Level

NA90,880.00 kJ/mol

41987 97510

5.5.16 16th Energy Level

NA100,700.00 kJ/mol

47206 109480

5.5.17 17th Energy Level

NA109,100.00 kJ/mol

52737 122200

5.5.18 18th Energy Level

NA117,800.00 kJ/mol

58570 134810

5.5.19 19th Energy Level

NA129,900.00 kJ/mol

64702 148700

5.5.20 20th Energy Level

NA137,530.00 kJ/mol

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

3.20 g/amp-hr0.45 g/amp-hr

0.16812 8.3209

5.7 Electron Work Function

NA4.33 eV

2.14 5.65

5.8 Other Chemical Properties

Ionization, Radioactive Isotopes, Radioactivity

Chemical Stability, Ionization

6 Atomic

6.1 Atomic Number

10022

3 117

6.2 Electron Configuration

[Rn] 5f¹² 7s²

[Ar] 3d² 4s²

6.3 Crystal Structure

Not Known

Hexagonal Close Packed (HCP)

6.3.1 Crystal Lattice

6.4 Atom

6.4.1 Number of Protons

10022

3 117

6.4.2 Number of Neutrons

15726

4 184

6.4.3 Number of Electrons

10022

3 117

6.5 Radius of an Atom

6.5.1 Atomic Radius

NA147.00 pm

112 265

6.5.2 Covalent Radius

NA160.00 pm

96 260

6.5.3 Van der Waals Radius

245.00 pm200.00 pm

139 348

6.6 Atomic Weight

257.00 amu47.87 amu

6.94 294

1.2 Atomic Volume

NA10.64 cm3/mol

1.39 71.07

1.6 Adjacent Atomic Numbers

1.6.1 Previous Element

1.6.2 Next Element

1.7 Valence Electron Potential

NA95.20 (-eV)

8 392.42

1.8 Lattice Constant

NA295.08 pm

228.58 891.25

1.9 Lattice Angles

π/2, π/2, 2 π/3

1.10 Lattice C/A Ratio

NANA

1.567 1.886

2 Mechanical

2.1 Density

2.1.1 Density At Room Temperature

NA4.51 g/cm³

0.534 40.7

2.2.2 Density When Liquid (at m.p.)

NA4.11 g/cm3

0.512 20

2.3 Tensile Strength

NA434.00 MPa

2.5 11000

2.4 Viscosity

NANA

0.001526 0.001526

2.6 Vapor Pressure

2.6.1 Vapor Pressure at 1000 K

NANA

2.47E-11 121

2.7.1 Vapor Pressure at 2000 K

NA0.98 (Pa)

2.62E-10 774

2.8 Elasticity properties

2.8.1 Shear Modulus

NA44.00 GPa

1.3 222

2.10.1 Bulk Modulus

NA110.00 GPa

1.6 462

2.11.1 Young's Modulus

NA116.00 GPa

1.7 528

2.14 Poisson Ratio

NA0.32

0.032 0.47

2.15 Other Mechanical Properties

Ductile

3 Magnetic

3.1 Magnetic Characteristics

3.1.1 Specific Gravity

NA4.51

0.53 4500

3.1.2 Magnetic Ordering

Unknown

Paramagnetic

3.1.3 Permeability

NANA

1.25643E-06 0.0063

3.1.4 Susceptibility

NANA

-0.000166 200000

3.2 Electrical Properties

3.2.1 Electrical Property

Unknown

Poor Conductor

3.2.2 Resistivity

NA420.00 nΩ·m

0.18 961

3.2.3 Electrical Conductivity

NA0.02 10⁶/cm Ω

0.00666 0.63

3.2.4 Electron Affinity

NA7.60 kJ/mol

0 222.8

4 Thermal

4.1 Specific Heat

NA0.52 J/(kg K)

0.11 3.6

4.2 Molar Heat Capacity

NA25.06 J/mol·K

16.443 62.7

4.3 Thermal Conductivity

NA21.90 W/m·K

6.3 429

4.4 Critical Temperature

NANA

26.3 3223

4.5 Thermal Expansion

NA8.60 µm/(m·K)

4.5 97

4.6 Enthalpy

4.6.1 Enthalpy of Vaporization

NA429.00 kJ/mol

7.32 799.1

4.6.2 Enthalpy of Fusion

NA15.48 kJ/mol

2.1 35.23

4.6.3 Enthalpy of Atomization

NA468.60 kJ/mol

61.5 837

4.7 Standard Molar Entropy

NA27.30 J/mol.K

9.5 198.1

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