Iron

Fermium

Iron vs Fermium

Iron

Fermium

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1 Periodic Table

1.1 Symbol

1.2 Group Number

8NA

0 17

1.3 Period Number

2 7

1.4 Block

d block

f block

1.5 Element Family

Transition Metal

Actinide

1.6 CAS Number

74398967440724

7429905 54386242

1.7 Space Group Name

Im_ 3m

Not Available

1.8 Space Group Number

229.00NA

11 229

2 Facts

2.1 Interesting Facts

Iron is not always magnetic in nature, its allotrope are ferromagnetic and the B allotrope is nonmagnetic.
The blood consists Iron in hemoglobin molecules to transfer Oxygen in the body.

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

2.2 Sources

Earth's crust, Found in Minerals

Bombarding Pu-239 with Neutrons

2.3 History

2.3.1 Who Discovered

Unknown

Lawrence Berkeley National Laboratory

2.3.2 Discovery

Before 5000 BC

In 1952

2.4 Abundance

2.4.1 Abundance In Universe

1.1 * 10^-1 %NA

5E-09 0.11

2.4.2 Abundance In Sun

~0.1 %~-9999 %

1E-08 0.1

2.4.3 Abundance In Meteorites

22.00 %NA

1.7E-07 22

2.4.4 Abundance In Earth's Crust

6.30 %NA

9.9E-12 8.1

2.4.5 Abundance In Oceans

0.00 %NA

2E-23 1.1

2.4.6 Abundance In Humans

0.01 %NA

1E-13 1.4

3 Uses

3.1 Uses & Benefits

Iron metal alloy steel is used in the application of civil engineering and manufacturing.
Alloys of iron with nickel, vanadium, chromium, tungsten and manganese have very useful properties.

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

3.1.1 Industrial Uses

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

3.1.2 Medical Uses

Pharmaceutical Industry, Surgical Instruments Manufacturing

3.1.3 Other Uses

Alloys, Sculptures, Statues

3.2 Biological Properties

3.2.1 Toxicity

Non Toxic

Unknown

3.2.2 Present in Human Body

✔ ✘

3.2.3 In Blood

447.00 Blood/mg dm-30.00 Blood/mg dm-3

0 1970

3.2.4 In Bone

380.00 p.p.m.0.00 p.p.m.

0 170000

4 Physical

4.1 Melting Point

1,535.00 °C1,527.00 °C

27 3410

4.2 Boiling Point

2,750.00 °CNA

147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Gray

Unknown

4.3.3 Luster

Metallic

Not Defined

4.4 Hardness

4.4.1 Mohs Hardness

4.00NA

0.2 8.5

4.4.2 Brinell Hardness

200.00 MPaNA

0.14 3490

1.1.1 Vickers Hardness

608.00 MPaNA

121 3430

1.2 Speed of Sound

5,120.00 m/sNA

818 16200

1.4 Optical Properties

1.4.1 Refractive Index

NANA

1.000933 1.7229

1.5.1 Reflectivity

65.00 %NA

58 97

1.6 Allotropes

✔ ✘

1.6.1 α Allotropes

Ferrite (alpha Iron)

Not Available

1.6.2 β Allotropes

beta Iron

Not Available

1.6.3 γ Allotropes

gamma Iron

Not Available

2 Chemical

2.1 Chemical Formula

2.2 Isotopes

2.2.1 Known Isotopes

2618

0 38

2.4 Electronegativity

2.4.1 Pauling Electronegativity

1.831.30

0.7 2.54

2.4.2 Sanderson Electronegativity

2.20NA

0.22 2.56

2.5.1 Allred Rochow Electronegativity

1.641.20

0.86 1.82

2.6.2 Mulliken-Jaffe Electronegativity

NANA

0.62 2.48

2.6.3 Allen Electronegativity

1.80NA

0.659 2.7

2.7 Electropositivity

2.7.1 Pauling Electropositivity

2.172.70

1.46 3.3

2.8 Ionization Energies

2.8.1 1st Energy Level

762.50 kJ/mol627.00 kJ/mol

375.7 26130

2.8.3 2nd Energy Level

1,561.90 kJ/mol1,225.00 kJ/mol

710.2162 28750

2.8.4 3rd Energy Level

2,957.00 kJ/mol2,363.00 kJ/mol

1600 34230

2.9.1 4th Energy Level

5,290.00 kJ/mol3,792.00 kJ/mol

2780 37066

2.9.2 5th Energy Level

7,240.00 kJ/molNA

4305.2 97510

2.9.3 6th Energy Level

9,560.00 kJ/molNA

5715.8 105800

2.9.4 7th Energy level

12,060.00 kJ/molNA

7226.8 114300

2.9.5 8th Energy Level

14,580.00 kJ/molNA

8857.4 125300

2.9.6 9th Energy Level

22,540.00 kJ/molNA

14110 134700

2.9.7 10th Energy Level

25,290.00 kJ/molNA

17100 144300

2.9.8 11th Energy Level

28,000.00 kJ/molNA

19900 169988

2.9.9 12th Energy Level

31,920.00 kJ/molNA

22219 189368

2.9.10 13th Energy Level

34,830.00 kJ/molNA

26930 76015

2.9.11 14th Energy Level

37,840.00 kJ/molNA

29196 86450

2.9.12 15th Energy Level

44,100.00 kJ/molNA

41987 97510

2.9.13 16th Energy Level

47,206.00 kJ/molNA

47206 109480

2.9.14 17th Energy Level

122,200.00 kJ/molNA

52737 122200

2.9.15 18th Energy Level

131,000.00 kJ/molNA

58570 134810

2.9.16 19th Energy Level

140,500.00 kJ/molNA

64702 148700

2.9.17 20th Energy Level

152,600.00 kJ/molNA

80400 171200

2.9.18 21st Energy Level

163,000.00 kJ/molNA

87000 179100

2.9.19 22nd Energy Level

173,600.00 kJ/molNA

93400 184900

2.9.20 23rd Energy Level

188,100.00 kJ/molNA

98420 198800

2.9.21 24th Energy Level

195,200.00 kJ/molNA

104400 195200

2.9.22 25th Energy Level

NANA

121900 121900

2.9.23 26th Energy Level

NANA

127700 127700

2.9.24 27th Energy Level

NANA

133800 133800

2.9.25 28th Energy Level

NANA

139800 139800

2.9.26 29th Energy Level

NANA

148100 148100

2.9.27 30th Energy Level

NANA

154500 154500

2.10 Electrochemical Equivalent

0.69 g/amp-hr3.20 g/amp-hr

0.16812 8.3209

2.11 Electron Work Function

4.70 eVNA

2.14 5.65

2.12 Other Chemical Properties

Corrosion, Ionization, Solubility

Ionization, Radioactive Isotopes, Radioactivity

3 Atomic

3.1 Atomic Number

26100

3 117

3.2 Electron Configuration

[Ar] 3d⁶ 4s²

[Rn] 5f¹² 7s²

3.3 Crystal Structure

Body Centered Cubic (BCC)

Not Known

3.3.1 Crystal Lattice

3.4 Atom

3.4.1 Number of Protons

26100

3 117

1.2.1 Number of Neutrons

30157

4 184

1.3.1 Number of Electrons

26100

3 117

1.7 Radius of an Atom

1.7.1 Atomic Radius

126.00 pmNA

112 265

1.9.1 Covalent Radius

132.00 pmNA

96 260

2.4.2 Van der Waals Radius

200.00 pm245.00 pm

139 348

2.5 Atomic Weight

55.85 amu257.00 amu

6.94 294

2.6 Atomic Volume

7.10 cm3/molNA

1.39 71.07

2.7 Adjacent Atomic Numbers

2.7.1 Previous Element

2.7.2 Next Element

2.8 Valence Electron Potential

67.00 (-eV)NA

8 392.42

2.9 Lattice Constant

286.65 pmNA

228.58 891.25

2.10 Lattice Angles

π/2, π/2, π/2

2.11 Lattice C/A Ratio

NANA

1.567 1.886

3 Mechanical

3.1 Density

3.1.1 Density At Room Temperature

7.87 g/cm³NA

0.534 40.7

4.2.4 Density When Liquid (at m.p.)

6.98 g/cm3NA

0.512 20

4.3 Tensile Strength

11,000.00 MPaNA

2.5 11000

5.2 Viscosity

NANA

0.001526 0.001526

5.3 Vapor Pressure

5.3.1 Vapor Pressure at 1000 K

0.00 (Pa)NA

2.47E-11 121

1.2.1 Vapor Pressure at 2000 K

36.80 (Pa)NA

2.62E-10 774

1.5 Elasticity properties

1.5.1 Shear Modulus

82.00 GPaNA

1.3 222

1.6.1 Bulk Modulus

170.00 GPaNA

1.6 462

1.9.1 Young's Modulus

211.00 GPaNA

1.7 528

1.10 Poisson Ratio

0.29NA

0.032 0.47

1.14 Other Mechanical Properties

Ductile, Malleable, Weldable

2 Magnetic

2.1 Magnetic Characteristics

2.1.1 Specific Gravity

7.20NA

0.53 4500

3.4.2 Magnetic Ordering

Ferromagnetic

Unknown

3.4.3 Permeability

6.3 * 10^-3 H/mNA

1.25643E-06 0.0063

3.5.2 Susceptibility

2,00,000.00NA

-0.000166 200000

3.6 Electrical Properties

3.6.1 Electrical Property

Conductor

Unknown

3.6.2 Resistivity

96.10 nΩ·mNA

0.18 961

4.2.3 Electrical Conductivity

0.10 10⁶/cm ΩNA

0.00666 0.63

4.3.2 Electron Affinity

15.70 kJ/molNA

0 222.8

5 Thermal

5.1 Specific Heat

0.44 J/(kg K)NA

0.11 3.6

5.2 Molar Heat Capacity

25.10 J/mol·KNA

16.443 62.7

5.3 Thermal Conductivity

80.40 W/m·KNA

6.3 429

6.3 Critical Temperature

NANA

26.3 3223

7.2 Thermal Expansion

11.80 µm/(m·K)NA

4.5 97

7.4 Enthalpy

7.4.1 Enthalpy of Vaporization

351.00 kJ/molNA

7.32 799.1

7.5.2 Enthalpy of Fusion

14.90 kJ/molNA

2.1 35.23

7.7.2 Enthalpy of Atomization

414.20 kJ/molNA

61.5 837

7.8 Standard Molar Entropy

27.30 J/mol.KNA

9.5 198.1

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