Technetium

Aluminium

Technetium Aluminium Comparison

Technetium

Aluminium

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Periodic Table

Symbol

Group Number

Period Number

Block

Element Family

CAS Number

Space Group Name

Space Group Number

Facts

Interesting Facts

Sources

Who Discovered

Discovery

Abundance In Universe

Abundance In Sun

Abundance In Meteorites

Abundance In Earth's Crust

Abundance In Oceans

Abundance In Humans

Uses

Uses & Benefits

Industrial Uses

Medical Uses

Other Uses

Toxicity

Present in Human Body

In Blood

In Bone

Physical

Melting Point

Boiling Point

Physical State

Color

Luster

Mohs Hardness

Brinell Hardness

Vickers Hardness

Speed of Sound

Refractive Index

Reflectivity

Allotropes

α Allotropes

β Allotropes

γ Allotropes

Chemical

Chemical Formula

Known Isotopes

Pauling Electronegativity

Sanderson Electronegativity

Allred Rochow Electronegativity

Mulliken-Jaffe Electronegativity

Allen Electronegativity

Pauling Electropositivity

1st Energy Level

2nd Energy Level

3rd Energy Level

4th Energy Level

5th Energy Level

6th Energy Level

7th Energy level

8th Energy Level

9th Energy Level

10th Energy Level

11th Energy Level

12th Energy Level

13th Energy Level

14th Energy Level

15th Energy Level

16th Energy Level

17th Energy Level

18th Energy Level

19th Energy Level

20th Energy Level

21st Energy Level

22nd Energy Level

23rd Energy Level

24th Energy Level

25th Energy Level

26th Energy Level

27th Energy Level

28th Energy Level

29th Energy Level

30th Energy Level

Electrochemical Equivalent

Electron Work Function

Other Chemical Properties

Atomic

Atomic Number

Electron Configuration

Crystal Structure

Crystal Lattice

Number of Protons

Number of Neutrons

Number of Electrons

Atomic Radius

Covalent Radius

Van der Waals Radius

Atomic Weight

Atomic Volume

Previous Element

Next Element

Valence Electron Potential

Lattice Constant

Lattice Angles

Lattice C/A Ratio

Mechanical

Density At Room Temperature

Density When Liquid (at m.p.)

Tensile Strength

Viscosity

Vapor Pressure at 1000 K

Vapor Pressure at 2000 K

Shear Modulus

Bulk Modulus

Young's Modulus

Poisson Ratio

Other Mechanical Properties

Magnetic

Specific Gravity

Magnetic Ordering

Permeability

Susceptibility

Electrical Property

Resistivity

Electrical Conductivity

Electron Affinity

Thermal

Specific Heat

Molar Heat Capacity

Thermal Conductivity

Critical Temperature

Thermal Expansion

Enthalpy of Vaporization

Enthalpy of Fusion

Enthalpy of Atomization

Standard Molar Entropy

d block

Transition Metal

7440268

P63/mmc

194.00

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

Made by Bombarding Molybdenum with Deuterons

Emilio Segrè and Carlo Perriero

In 1937

0.00 %

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

Alloys, Nuclear Research, Research Purposes

Low Toxic

✔✘

0.00 Blood/mg dm-3

0.00 p.p.m.

2,200.00 °C

4,877.00 °C

Solid

Shiny Gray

2.25

550.00 MPa

500.00 MPa

16,200.00 m/s

1.90

35.00 %

✔✘

1.90

1.36

1.90

1.51

2.10

702.00 kJ/mol

1,470.00 kJ/mol

2,850.00 kJ/mol

7,020.00 kJ/mol

4,700.00 kJ/mol

7,020.00 kJ/mol

70,200.00 kJ/mol

702.50 kJ/mol

7,020.00 kJ/mol

702.00 kJ/mol

702.50 kJ/mol

702.00 kJ/mol

0.52 g/amp-hr

4.90 eV

Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility

[Kr] 4d⁵ 5s²

Hexagonal Close Packed (HCP)

HCP-Crystal-Structure-of-Technetium.jpg#100

136.00 pm

147.00 pm

200.00 pm

98.00 amu

8.50 cm3/mol

180.00 (-eV)

273.50 pm

π/2, π/2, 2 π/3

1.60

11.00 g/cm³

11.00 g/cm3

50.00 MPa

0.00

0.00 (Pa)

27.00 GPa

100.00 GPa

50.00 GPa

0.38

11.50

Paramagnetic

0.00 H/m

0.00

Conductor

200.00 nΩ·m

0.07 10⁶/cm Ω

53.00 kJ/mol

0.21 J/(kg K)

24.27 J/mol·K

50.60 W/m·K

2,150.00 K

7.10 µm/(m·K)

660.00 kJ/mol

23.01 kJ/mol

649.00 kJ/mol

181.10 J/mol.K

p block

Post-Transition

7429905

Fm_ 3m

225.00

Aluminum’s abundance percentage is more as it is found in more than 260 minerals.

Pure Aluminum always reacts with oxygen rapidly.

It is a good conductor of heat and electricity and used in transmission lines.

By Electrolysis Process, Earth's crust, Mining

Hans Christian Oersted

In 1825

0.01 %

0.91 %

8.10 %

0.00 %

Aluminum is used in a various products; for example, cans, foils, kitchen utensils, window frames, beer kegs and aero plane parts, automobile parts, etc.

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

Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing

Alloys, Jewellery, Sculptures, Statues

Non Toxic

✔✘

0.39 Blood/mg dm-3

27.00 p.p.m.

660.37 °C

2,467.00 °C

Solid

Silvery Gray

Metallic

2.75

160.00 MPa

5,000.00 m/s

1.61

71.00 %

✔✘

1.61

1.71

1.47

1.83

1.61

2.39

577.50 kJ/mol

1,816.70 kJ/mol

2,744.80 kJ/mol

11,577.00 kJ/mol

14,842.00 kJ/mol

18,379.00 kJ/mol

23,326.00 kJ/mol

27,465.00 kJ/mol

31,853.00 kJ/mol

38,473.00 kJ/mol

42,647.00 kJ/mol

5,770.00 kJ/mol

577.50 kJ/mol

57,700.00 kJ/mol

577.50 kJ/mol

5,775.00 kJ/mol

577.50 kJ/mol

577.00 kJ/mol

577.50 kJ/mol

577.00 kJ/mol

577.50 kJ/mol

0.34 g/amp-hr

4.28 eV

Chemical Stability, Ionization, Radioactive Isotopes

[Ne] 3s² 3p¹

Face Centered Cubic (FCC)

FCC-Crystal-Structure-of-Aluminium.jpg#100

143.00 pm

121.00 pm

184.00 pm

26.98 amu

10.00 cm3/mol

80.70 (-eV)

404.95 pm

π/2, π/2, π/2

1.58

2.70 g/cm³

2.38 g/cm3

40.00 MPa

0.00

0.00 (Pa)

26.00 GPa

76.00 GPa

70.00 GPa

0.35

Ductile, Malleable

2.72

Paramagnetic

0.00 H/m

0.00

Conductor

28.20 nΩ·m

0.38 10⁶/cm Ω

42.50 kJ/mol

0.90 J/(kg K)

24.20 J/mol·K

237.00 W/m·K

933.00 K

23.10 µm/(m·K)

293.70 kJ/mol

10.67 kJ/mol

322.20 kJ/mol

28.30 J/mol.K

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