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Actinium vs Aluminium

Actinium
Aluminium
Aluminium vs Actinium


Periodic Table
Symbol
Ac  
Al  
Group Number
3  
15
13  
5
Period Number
7  
3  
Block
f block  
p block  
Element Family
Actinide  
Post-​Transition  
CAS Number
7440348  
99+
7429905  
99+
Space Group Name
Fm_ 3m  
Fm_ 3m  
Space Group Number
225.00  
3
225.00  
3
Facts
Interesting Facts
Actinium glows in the dark due to its radioactivity.  
  • 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.
  
Sources
Obtained by Treating Radium with Neutrons, Ores of metals  
By Electrolysis Process, Earth's crust, Mining  
History
  
  
Who Discovered
Friedrich Oskar Giesel  
Hans Christian Oersted  
Discovery
In 1902  
In 1825  
Abundance
  
  
Abundance In Universe
0.00 %  
34
0.01 %  
6
Abundance In Sun
0.00 %  
26
0.01 %  
5
Abundance In Meteorites
0.00 %  
99+
0.91 %  
5
Abundance In Earth's Crust
0.00 %  
99+
8.10 %  
1
Abundance In Oceans
0.00 %  
99+
0.00 %  
6
Abundance In Humans
0.00 %  
24
0.00 %  
11
Uses
Uses & Benefits
  • Actinium metal has a great source of alpha rays but it is hardly used outside research purpose.
  
  • Aluminum is used in a various products; for example, cans, foils, kitchen utensils, window frames, beer kegs and aero plane parts, automobile parts, etc.
  
Industrial Uses
-  
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry  
Medical Uses
-  
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing  
Other Uses
Alloys, Nuclear Research, Research Purposes  
Alloys, Jewellery, Sculptures, Statues  
Biological Properties
  
  
Toxicity
Toxic  
Non Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
40
0.39 Blood/mg dm-3  
9
In Bone
0.00 p.p.m.  
99+
27.00 p.p.m.  
11
Physical
Melting Point
1,227.00 °C  
38
660.37 °C  
99+
Boiling Point
3,200.00 °C  
27
2,467.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery White  
Silvery Gray  
Luster
-  
Metallic  
Hardness
  
  
Mohs Hardness
6.50  
5
2.75  
14
Brinell Hardness
70.00 MPa  
99+
160.00 MPa  
99+
Vickers Hardness
260.00 MPa  
99+
160.00 MPa  
99+
Speed of Sound
3,430.00 m/s  
32
5,000.00 m/s  
14
Optical Properties
  
  
Refractive Index
1.00  
99+
1.61  
31
Reflectivity
62.00 %  
21
71.00 %  
12
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Ac  
Al  
Isotopes
  
  
Known Isotopes
29  
10
11  
27
Electronegativity
  
  
Pauling Electronegativity
1.10  
99+
1.61  
23
Sanderson Electronegativity
1.10  
38
1.71  
16
Allred Rochow Electronegativity
1.00  
37
1.47  
15
Mulliken-Jaffe Electronegativity
1.10  
99+
1.83  
16
Allen Electronegativity
1.10  
99+
1.61  
23
Electropositivity
  
  
Pauling Electropositivity
2.90  
10
2.39  
32
Ionization Energies
  
  
1st Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
2nd Energy Level
1,170.00 kJ/mol  
99+
1,816.70 kJ/mol  
20
3rd Energy Level
1,900.00 kJ/mol  
99+
2,744.80 kJ/mol  
39
4th Energy Level
4,700.00 kJ/mol  
33
11,577.00 kJ/mol  
3
5th Energy Level
4,990.00 kJ/mol  
99+
14,842.00 kJ/mol  
2
6th Energy Level
5,750.00 kJ/mol  
99+
18,379.00 kJ/mol  
2
7th Energy level
5,750.00 kJ/mol  
99+
23,326.00 kJ/mol  
2
8th Energy Level
5,750.00 kJ/mol  
99+
27,465.00 kJ/mol  
2
9th Energy Level
4,990.00 kJ/mol  
99+
31,853.00 kJ/mol  
2
10th Energy Level
4,990.00 kJ/mol  
99+
38,473.00 kJ/mol  
4
11th Energy Level
4,990.00 kJ/mol  
99+
42,647.00 kJ/mol  
5
12th Energy Level
49,900.00 kJ/mol  
21
5,770.00 kJ/mol  
99+
13th Energy Level
4,990.00 kJ/mol  
99+
5,770.00 kJ/mol  
99+
14th Energy Level
4,990.00 kJ/mol  
99+
577.50 kJ/mol  
99+
15th Energy Level
49,900.00 kJ/mol  
99+
57,700.00 kJ/mol  
99+
16th Energy Level
49,900.00 kJ/mol  
99+
577.50 kJ/mol  
99+
17th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
18th Energy Level
4,990.00 kJ/mol  
99+
5,775.00 kJ/mol  
99+
19th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
20th Energy Level
499.00 kJ/mol  
99+
577.00 kJ/mol  
99+
21st Energy Level
4,990.00 kJ/mol  
25
577.50 kJ/mol  
99+
22nd Energy Level
499.00 kJ/mol  
99+
577.00 kJ/mol  
99+
23rd Energy Level
4,990.00 kJ/mol  
29
577.50 kJ/mol  
99+
24th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
25th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
26th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
27th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
28th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
29th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
30th Energy Level
499.00 kJ/mol  
99+
577.50 kJ/mol  
99+
Electrochemical Equivalent
2.82 g/amp-hr  
22
0.34 g/amp-hr  
99+
Electron Work Function
4.38 eV  
23
4.28 eV  
26
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility  
Chemical Stability, Ionization, Radioactive Isotopes  
Atomic
Atomic Number
89  
29
13  
99+
Electron Configuration
[Rn] 6d1 7s2  
[Ne] 3s2 3p1  
Crystal Structure
Face Centered Cubic (FCC)  
Face Centered Cubic (FCC)  
Crystal Lattice
FCC-Crystal-Structure-of-Actinium.jpg#100  
FCC-Crystal-Structure-of-Aluminium.jpg#100  
Atom
  
  
Number of Protons
89  
29
13  
99+
Number of Neutrons
138  
17
14  
99+
Number of Electrons
89  
29
13  
99+
Radius of an Atom
  
  
Atomic Radius
195.00 pm  
9
143.00 pm  
39
Covalent Radius
186.00 pm  
21
121.00 pm  
99+
Van der Waals Radius
215.00 pm  
31
184.00 pm  
99+
Atomic Weight
227.00 amu  
25
26.98 amu  
99+
Atomic Volume
22.54 cm3/mol  
20
10.00 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Radium
  
Magnesium
  
Next Element
Thorium
  
Potassium
  
Valence Electron Potential
38.60 (-eV)  
99+
80.70 (-eV)  
17
Lattice Constant
567.00 pm  
9
404.95 pm  
25
Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  
Lattice C/A Ratio
1.89  
2
1.58  
34
Mechanical
Density
  
  
Density At Room Temperature
10.00 g/cm3  
40
2.70 g/cm3  
99+
Density When Liquid (at m.p.)
10.07 g/cm3  
40
2.38 g/cm3  
99+
Tensile Strength
65.00 MPa  
33
40.00 MPa  
99+
Viscosity
0.00  
25
0.00  
23
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
19
Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
25.00 GPa  
38
26.00 GPa  
36
Bulk Modulus
94.00 GPa  
17
76.00 GPa  
19
Young's Modulus
130.00 GPa  
16
70.00 GPa  
30
Poisson Ratio
0.34  
10
0.35  
9
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
10.07  
99+
2.72  
99+
Magnetic Ordering
Paramagnetic  
Paramagnetic  
Permeability
0.00 H/m  
17
0.00 H/m  
18
Susceptibility
0.00  
24
0.00  
11
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
5.20 nΩ·m  
99+
28.20 nΩ·m  
99+
Electrical Conductivity
0.15 106/cm Ω  
13
0.38 106/cm Ω  
4
Electron Affinity
33.20 kJ/mol  
34
42.50 kJ/mol  
31
Thermal
Specific Heat
0.12 J/(kg K)  
99+
0.90 J/(kg K)  
5
Molar Heat Capacity
27.20 J/mol·K  
24
24.20 J/mol·K  
99+
Thermal Conductivity
12.00 W/m·K  
99+
237.00 W/m·K  
4
Critical Temperature
1,323.00 K  
99+
933.00 K  
99+
Thermal Expansion
12.10 µm/(m·K)  
99+
23.10 µm/(m·K)  
18
Enthalpy
  
  
Enthalpy of Vaporization
120.00 kJ/mol  
99+
293.70 kJ/mol  
99+
Enthalpy of Fusion
14.20 kJ/mol  
28
10.67 kJ/mol  
99+
Enthalpy of Atomization
301.00 kJ/mol  
99+
322.20 kJ/mol  
99+
Standard Molar Entropy
56.50 J/mol.K  
33
28.30 J/mol.K  
99+
Periodic Table >>
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Actinide Series

Actinide Series

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