Iron

Actinium

Iron vs Actinium

Iron

Actinium

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1 Periodic Table

1.1 Symbol

1.2 Group Number

8NA

0 17

1.4 Period Number

2 7

1.7 Block

d block

f block

1.8 Element Family

Transition Metal

Actinide

1.9 CAS Number

74398967440348

7429905 54386242

1.11 Space Group Name

Im_ 3m

Fm_ 3m

1.12 Space Group Number

229.00225.00

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.

Not Available

2.2 Sources

Earth's crust, Found in Minerals

Obtained by Treating Radium with Neutrons, Ores of metals

2.3 History

2.3.1 Who Discovered

Unknown

Friedrich Oskar Giesel

2.3.2 Discovery

Before 5000 BC

In 1902

2.4 Abundance

2.4.1 Abundance In Universe

1.1 * 10^-1 %NA

5E-09 0.11

2.6.1 Abundance In Sun

~0.1 %~-9999 %

1E-08 0.1

2.6.3 Abundance In Meteorites

22.00 %NA

1.7E-07 22

2.7.1 Abundance In Earth's Crust

6.30 %NA

9.9E-12 8.1

2.7.3 Abundance In Oceans

0.00 %NA

2E-23 1.1

2.9.1 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.

Actinium metal has a great source of alpha rays but it is hardly used outside research purpose.

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

Alloys, Nuclear Research, Research Purposes

3.2 Biological Properties

3.2.1 Toxicity

Non Toxic

Toxic

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

4.3.1 In Bone

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

0 170000

6 Physical

6.1 Melting Point

1,535.00 °C1,227.00 °C

27 3410

6.2 Boiling Point

2,750.00 °C3,200.00 °C

147 5660

6.5 Appearance

6.5.1 Physical State

Solid

6.5.2 Color

Gray

Silvery White

6.5.3 Luster

Metallic

6.6 Hardness

6.6.1 Mohs Hardness

4.00NA

0.2 8.5

6.7.2 Brinell Hardness

200.00 MPaNA

0.14 3490

6.8.3 Vickers Hardness

608.00 MPaNA

121 3430

6.10 Speed of Sound

5,120.00 m/sNA

818 16200

7.2 Optical Properties

7.2.1 Refractive Index

NANA

1.000933 1.7229

7.2.3 Reflectivity

65.00 %NA

58 97

7.4 Allotropes

✔ ✘

7.4.2 α Allotropes

Ferrite (alpha Iron)

Not Available

7.4.3 β Allotropes

beta Iron

Not Available

7.4.4 γ Allotropes

gamma Iron

Not Available

8 Chemical

8.1 Chemical Formula

8.2 Isotopes

8.2.1 Known Isotopes

2629

0 38

8.5 Electronegativity

8.5.1 Pauling Electronegativity

1.831.10

0.7 2.54

8.5.2 Sanderson Electronegativity

2.20NA

0.22 2.56

9.1.4 Allred Rochow Electronegativity

1.641.00

0.86 1.82

9.2.2 Mulliken-Jaffe Electronegativity

NANA

0.62 2.48

9.4.3 Allen Electronegativity

1.80NA

0.659 2.7

9.5 Electropositivity

9.5.1 Pauling Electropositivity

2.172.90

1.46 3.3

9.6 Ionization Energies

9.6.1 1st Energy Level

762.50 kJ/mol499.00 kJ/mol

375.7 26130

9.6.4 2nd Energy Level

1,561.90 kJ/mol1,170.00 kJ/mol

710.2162 28750

10.1.1 3rd Energy Level

2,957.00 kJ/mol1,900.00 kJ/mol

1600 34230

10.3.1 4th Energy Level

5,290.00 kJ/mol4,700.00 kJ/mol

2780 37066

10.4.1 5th Energy Level

7,240.00 kJ/molNA

4305.2 97510

10.5.1 6th Energy Level

9,560.00 kJ/molNA

5715.8 105800

10.5.2 7th Energy level

12,060.00 kJ/molNA

7226.8 114300

10.6.1 8th Energy Level

14,580.00 kJ/molNA

8857.4 125300

10.7.2 9th Energy Level

22,540.00 kJ/molNA

14110 134700

10.7.3 10th Energy Level

25,290.00 kJ/molNA

17100 144300

10.7.5 11th Energy Level

28,000.00 kJ/molNA

19900 169988

10.7.7 12th Energy Level

31,920.00 kJ/molNA

22219 189368

10.7.8 13th Energy Level

34,830.00 kJ/molNA

26930 76015

10.8.1 14th Energy Level

37,840.00 kJ/molNA

29196 86450

10.8.2 15th Energy Level

44,100.00 kJ/molNA

41987 97510

10.8.3 16th Energy Level

47,206.00 kJ/molNA

47206 109480

10.8.4 17th Energy Level

122,200.00 kJ/molNA

52737 122200

10.8.5 18th Energy Level

131,000.00 kJ/molNA

58570 134810

10.8.6 19th Energy Level

140,500.00 kJ/molNA

64702 148700

10.8.7 20th Energy Level

152,600.00 kJ/molNA

80400 171200

10.8.8 21st Energy Level

163,000.00 kJ/molNA

87000 179100

10.8.9 22nd Energy Level

173,600.00 kJ/molNA

93400 184900

10.8.10 23rd Energy Level

188,100.00 kJ/molNA

98420 198800

10.8.11 24th Energy Level

195,200.00 kJ/molNA

104400 195200

10.8.12 25th Energy Level

NANA

121900 121900

10.8.13 26th Energy Level

NANA

127700 127700

10.8.14 27th Energy Level

NANA

133800 133800

10.8.15 28th Energy Level

NANA

139800 139800

10.8.16 29th Energy Level

NANA

148100 148100

10.8.17 30th Energy Level

NANA

154500 154500

10.9 Electrochemical Equivalent

0.69 g/amp-hr2.82 g/amp-hr

0.16812 8.3209

10.10 Electron Work Function

4.70 eVNA

2.14 5.65

10.11 Other Chemical Properties

Corrosion, Ionization, Solubility

Ionization, Radioactive Isotopes, Radioactivity, Solubility

11 Atomic

11.1 Atomic Number

2689

3 117

11.2 Electron Configuration

[Ar] 3d⁶ 4s²

[Rn] 6d¹ 7s²

11.3 Crystal Structure

Body Centered Cubic (BCC)

Face Centered Cubic (FCC)

11.3.1 Crystal Lattice

11.4 Atom

11.4.1 Number of Protons

2689

3 117

11.4.2 Number of Neutrons

30138

4 184

11.4.3 Number of Electrons

2689

3 117

11.5 Radius of an Atom

11.5.1 Atomic Radius

126.00 pm195.00 pm

112 265

11.5.2 Covalent Radius

132.00 pmNA

96 260

11.5.3 Van der Waals Radius

200.00 pmNA

139 348

11.6 Atomic Weight

55.85 amu227.00 amu

6.94 294

11.7 Atomic Volume

7.10 cm3/mol22.54 cm3/mol

1.39 71.07

11.8 Adjacent Atomic Numbers

11.8.1 Previous Element

11.8.2 Next Element

11.9 Valence Electron Potential

67.00 (-eV)38.60 (-eV)

8 392.42

11.10 Lattice Constant

286.65 pm567.00 pm

228.58 891.25

11.11 Lattice Angles

π/2, π/2, π/2

11.12 Lattice C/A Ratio

NANA

1.567 1.886

12 Mechanical

12.1 Density

12.1.1 Density At Room Temperature

7.87 g/cm³10.00 g/cm³

0.534 40.7

12.1.2 Density When Liquid (at m.p.)

6.98 g/cm3NA

0.512 20

12.2 Tensile Strength

11,000.00 MPaNA

2.5 11000

12.3 Viscosity

NANA

0.001526 0.001526

12.4 Vapor Pressure

12.4.1 Vapor Pressure at 1000 K

0.00 (Pa)NA

2.47E-11 121

12.4.2 Vapor Pressure at 2000 K

36.80 (Pa)NA

2.62E-10 774

12.5 Elasticity properties

12.5.1 Shear Modulus

82.00 GPaNA

1.3 222

12.5.2 Bulk Modulus

170.00 GPaNA

1.6 462

12.5.3 Young's Modulus

211.00 GPaNA

1.7 528

12.6 Poisson Ratio

0.29NA

0.032 0.47

12.7 Other Mechanical Properties

Ductile, Malleable, Weldable

13 Magnetic

13.1 Magnetic Characteristics

13.1.1 Specific Gravity

7.2010.07

0.53 4500

13.1.2 Magnetic Ordering

Ferromagnetic

Paramagnetic

13.1.3 Permeability

6.3 * 10^-3 H/mNA

1.25643E-06 0.0063

13.1.4 Susceptibility

2,00,000.00NA

-0.000166 200000

13.2 Electrical Properties

13.2.1 Electrical Property

Conductor

Unknown

13.2.2 Resistivity

96.10 nΩ·mNA

0.18 961

13.2.3 Electrical Conductivity

0.10 10⁶/cm ΩNA

0.00666 0.63

13.2.4 Electron Affinity

15.70 kJ/molNA

0 222.8

14 Thermal

14.1 Specific Heat

0.44 J/(kg K)0.12 J/(kg K)

0.11 3.6

14.2 Molar Heat Capacity

25.10 J/mol·K27.20 J/mol·K

16.443 62.7

14.3 Thermal Conductivity

80.40 W/m·K12.00 W/m·K

6.3 429

14.4 Critical Temperature

NANA

26.3 3223

14.5 Thermal Expansion

11.80 µm/(m·K)NA

4.5 97

14.6 Enthalpy

14.6.1 Enthalpy of Vaporization

351.00 kJ/molNA

7.32 799.1

14.6.2 Enthalpy of Fusion

14.90 kJ/molNA

2.1 35.23

14.6.3 Enthalpy of Atomization

414.20 kJ/mol301.00 kJ/mol

61.5 837

14.7 Standard Molar Entropy

27.30 J/mol.K56.50 J/mol.K

9.5 198.1

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