Technetium

Copper

Technetium Copper Comparison

Technetium

Copper

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1 Periodic Table

1.1 Symbol

1.2 Group Number

711

0 17

1.3 Period Number

2 7

1.4 Block

d block

1.5 Element Family

Transition Metal

1.6 CAS Number

74402687440508

7429905 54386242

1.7 Space Group Name

P63/mmc

Fm_ 3m

1.8 Space Group Number

194.00225.00

11 229

2 Facts

2.1 Interesting Facts

Original name of Technetium was Masurium.
At the time of its discovery it found in sample of Molybdenum.

Copper rarely found in its pure form in nature.

Copper Sulfate is mostly used in agricultural poison and as an algicide in water purification system.

2.2 Sources

Made by Bombarding Molybdenum with Deuterons

Found in Minerals

2.3 History

2.3.1 Who Discovered

Emilio Segrè and Carlo Perriero

Unknown

2.3.2 Discovery

In 1937

In Middle East (9000 BCE)

2.4 Abundance

2.4.1 Abundance In Universe

NA6 * 10^-6 %

5E-09 0.11

2.4.2 Abundance In Sun

~-9999 %~0.00007 %

1E-08 0.1

2.4.3 Abundance In Meteorites

NA0.01 %

1.7E-07 22

2.4.4 Abundance In Earth's Crust

NA0.01 %

9.9E-12 8.1

2.4.5 Abundance In Oceans

NA0.00 %

2E-23 1.1

2.4.6 Abundance In Humans

NA0.00 %

1E-13 1.4

3 Uses

3.1 Uses & Benefits

Technetium is a radioactive metal and hence it is used for medical studies and other research purposes.

It is use for coinage and bullion.
Most of copper element is used in manufacturing electrical and electronic equipments such as wirings and components. It is also used in construction and industrial machine.

3.1.1 Industrial Uses

Chemical Industry, Electronic Industry

3.1.2 Medical Uses

3.1.3 Other Uses

Alloys, Nuclear Research, Research Purposes

Alloys, Coinage, Jewellery

3.2 Biological Properties

3.2.1 Toxicity

Low Toxic

Non Toxic

3.2.2 Present in Human Body

✔ ✘

3.2.3 In Blood

0.00 Blood/mg dm-31.01 Blood/mg dm-3

0 1970

3.2.4 In Bone

0.00 p.p.m.26.00 p.p.m.

0 170000

4 Physical

4.1 Melting Point

2,200.00 °C1,084.62 °C

27 3410

4.2 Boiling Point

4,877.00 °C2,562.00 °C

147 5660

4.3 Appearance

4.3.1 Physical State

Solid

4.3.2 Color

Shiny Gray

Copper

4.3.3 Luster

4.4 Hardness

4.4.1 Mohs Hardness

NA3.00

0.2 8.5

4.4.2 Brinell Hardness

NA235.00 MPa

0.14 3490

4.4.3 Vickers Hardness

NA343.00 MPa

121 3430

4.5 Speed of Sound

16,200.00 m/s3,810.00 m/s

818 16200

4.6 Optical Properties

4.6.1 Refractive Index

NANA

1.000933 1.7229

4.6.2 Reflectivity

NA90.00 %

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

1829

0 38

5.3 Electronegativity

5.3.1 Pauling Electronegativity

1.901.90

0.7 2.54

5.3.2 Sanderson Electronegativity

NA1.98

0.22 2.56

5.3.3 Allred Rochow Electronegativity

1.361.75

0.86 1.82

5.3.4 Mulliken-Jaffe Electronegativity

NA1.49

0.62 2.48

5.3.5 Allen Electronegativity

1.511.85

0.659 2.7

5.4 Electropositivity

5.4.1 Pauling Electropositivity

2.102.10

1.46 3.3

5.5 Ionization Energies

5.5.1 1st Energy Level

702.00 kJ/mol745.50 kJ/mol

375.7 26130

5.5.2 2nd Energy Level

1,470.00 kJ/mol1,957.90 kJ/mol

710.2162 28750

5.5.3 3rd Energy Level

2,850.00 kJ/mol3,555.00 kJ/mol

1600 34230

5.5.4 4th Energy Level

NA5,536.00 kJ/mol

2780 37066

5.5.5 5th Energy Level

NA7,700.00 kJ/mol

4305.2 97510

5.5.6 6th Energy Level

NA9,900.00 kJ/mol

5715.8 105800

5.5.7 7th Energy level

NA13,400.00 kJ/mol

7226.8 114300

5.5.8 8th Energy Level

NA16,000.00 kJ/mol

8857.4 125300

5.5.9 9th Energy Level

NA19,200.00 kJ/mol

14110 134700

5.5.10 10th Energy Level

NA22,400.00 kJ/mol

17100 144300

5.5.11 11th Energy Level

NA25,600.00 kJ/mol

19900 169988

5.5.12 12th Energy Level

NA35,600.00 kJ/mol

22219 189368

5.5.13 13th Energy Level

NA38,700.00 kJ/mol

26930 76015

5.5.14 14th Energy Level

NA42,000.00 kJ/mol

29196 86450

5.5.15 15th Energy Level

NA46,700.00 kJ/mol

41987 97510

5.5.16 16th Energy Level

NA50,200.00 kJ/mol

47206 109480

5.5.17 17th Energy Level

NA53,700.00 kJ/mol

52737 122200

5.5.18 18th Energy Level

NA61,100.00 kJ/mol

58570 134810

5.5.19 19th Energy Level

NA64,702.00 kJ/mol

64702 148700

5.5.20 20th Energy Level

NA163,700.00 kJ/mol

80400 171200

5.5.21 21st Energy Level

NA174,100.00 kJ/mol

87000 179100

5.5.22 22nd Energy Level

NA184,900.00 kJ/mol

93400 184900

5.5.23 23rd Energy Level

NA198,800.00 kJ/mol

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

0.52 g/amp-hr1.19 g/amp-hr

0.16812 8.3209

5.7 Electron Work Function

NA4.65 eV

2.14 5.65

5.8 Other Chemical Properties

Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility

Chemical Stability, Corrosion, Ionization, Solubility

6 Atomic

6.1 Atomic Number

4329

3 117

6.2 Electron Configuration

[Kr] 4d⁵ 5s²

[Ar] 3d¹⁰ 4s¹

6.3 Crystal Structure

Hexagonal Close Packed (HCP)

Face Centered Cubic (FCC)

6.3.1 Crystal Lattice

6.4 Atom

6.4.1 Number of Protons

4329

3 117

6.4.2 Number of Neutrons

5535

4 184

6.4.3 Number of Electrons

4329

3 117

6.5 Radius of an Atom

6.5.1 Atomic Radius

136.00 pm128.00 pm

112 265

6.5.2 Covalent Radius

147.00 pm132.00 pm

96 260

6.5.3 Van der Waals Radius

200.00 pm140.00 pm

139 348

6.6 Atomic Weight

98.00 amu63.55 amu

6.94 294

6.7 Atomic Volume

8.50 cm3/mol7.10 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

180.00 (-eV)34.00 (-eV)

8 392.42

6.10 Lattice Constant

273.50 pm361.49 pm

228.58 891.25

6.11 Lattice Angles

π/2, π/2, 2 π/3

π/2, π/2, π/2

6.12 Lattice C/A Ratio

1.60NA

1.567 1.886

7 Mechanical

7.1 Density

7.1.1 Density At Room Temperature

11.00 g/cm³8.96 g/cm³

0.534 40.7

7.1.2 Density When Liquid (at m.p.)

NA8.02 g/cm3

0.512 20

7.2 Tensile Strength

NANA

2.5 11000

7.3 Viscosity

NANA

0.001526 0.001526

7.4 Vapor Pressure

7.4.1 Vapor Pressure at 1000 K

NA1.53 (Pa)

2.47E-11 121

7.4.2 Vapor Pressure at 2000 K

NANA

2.62E-10 774

7.5 Elasticity properties

7.5.1 Shear Modulus

NA48.00 GPa

1.3 222

7.5.2 Bulk Modulus

NA140.00 GPa

1.6 462

7.5.3 Young's Modulus

NA120.00 GPa

1.7 528

7.6 Poisson Ratio

NA0.34

0.032 0.47

7.7 Other Mechanical Properties

Ductile, Malleable

8 Magnetic

8.1 Magnetic Characteristics

8.1.1 Specific Gravity

11.508.89

0.53 4500

8.1.2 Magnetic Ordering

Paramagnetic

Diamagnetic

8.1.3 Permeability

NA1.256629 * 10^-6 H/m

1.25643E-06 0.0063

8.1.4 Susceptibility

NA-9.63 * 10^-6

-0.000166 200000

8.2 Electrical Properties

8.2.1 Electrical Property

Conductor

8.2.2 Resistivity

200.00 nΩ·m16.78 nΩ·m

0.18 961

8.2.3 Electrical Conductivity

0.07 10⁶/cm Ω0.60 10⁶/cm Ω

0.00666 0.63

8.2.4 Electron Affinity

53.00 kJ/mol222.80 kJ/mol

0 222.8

9 Thermal

9.1 Specific Heat

0.21 J/(kg K)0.38 J/(kg K)

0.11 3.6

9.2 Molar Heat Capacity

24.27 J/mol·K24.44 J/mol·K

16.443 62.7

9.3 Thermal Conductivity

50.60 W/m·K401.00 W/m·K

6.3 429

9.4 Critical Temperature

NANA

26.3 3223

9.5 Thermal Expansion

7.10 µm/(m·K)16.50 µm/(m·K)

4.5 97

9.6 Enthalpy

9.6.1 Enthalpy of Vaporization

660.00 kJ/mol283.70 kJ/mol

7.32 799.1

9.6.2 Enthalpy of Fusion

23.01 kJ/mol7.11 kJ/mol

2.1 35.23

9.6.3 Enthalpy of Atomization

649.00 kJ/mol338.90 kJ/mol

61.5 837

9.7 Standard Molar Entropy

181.10 J/mol.K33.20 J/mol.K

9.5 198.1

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