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Aluminium vs Francium

Aluminium
Francium
Francium vs Aluminium


Periodic Table
Symbol
Al   
Fr   
Group Number
13   
5
1   
17
Period Number
3   
7   
Block
p block   
s block   
Element Family
Post-​Transition   
Alkali   
CAS Number
7429905   
99+
7440735   
18
Space Group Name
Fm_ 3m   
Not Available   
Space Group Number
225.00   
2
Not Available   
Facts
Interesting Facts
  • 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.
  
  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
  
Sources
By Electrolysis Process, Earth's crust, Mining   
Formed by Decay Process, Mining   
History
  
  
Who Discovered
Hans Christian Oersted   
Marguerite Perey   
Discovery
In 1825   
In 1939   
Abundance
  
  
Abundance In Universe
5 * 10-3 %   
5
Not Available   
Abundance In Sun
~0.006 %   
5
~-9999 %   
Abundance In Meteorites
0.91 %   
5
Not Available   
Abundance In Earth's Crust
8.10 %   
1
Not Available   
Abundance In Oceans
0.00 %   
6
Not Available   
Abundance In Humans
0.00 %   
10
Not Available   
Uses
Uses & Benefits
  • Aluminum is used in a various products; for example, cans, foils, kitchen utensils, window frames, beer kegs and aero plane parts, automobile parts, etc.
  
  • Francium has no known uses as it has a half life of only 22 minutes.
  
Industrial Uses
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry   
NA   
Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
NA   
Other Uses
Alloys, Jewellery, Sculptures, Statues   
NA   
Biological Properties
  
  
Toxicity
Non Toxic   
NA   
Present in Human Body
Yes   
No   
In Blood
0.39 Blood/mg dm-3   
9
0.00 Blood/mg dm-3   
37
In Bone
27.00 p.p.m.   
11
0.00 p.p.m.   
36
Physical Properties
Melting Point
660.37 °C   
99+
27.00 °C   
99+
Boiling Point
2,467.00 °C   
99+
677.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery Gray   
NA   
Luster
Metallic   
NA   
Hardness
  
  
Mohs Hardness
2.75   
13
Not Available   
Brinell Hardness
160.00 MPa   
99+
Not Available   
Vickers Hardness
160.00 MPa   
35
Not Available   
Speed of Sound
5,000.00 m/s   
10
Not Available   
Optical Properties
  
  
Reflectivity
71.00 %   
10
Not Available   
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
Al   
Fr   
Isotopes
  
  
Known Isotopes
11   
27
33   
6
Electronegativity
  
  
Pauling Electronegativity
1.61   
22
0.70   
99+
Sanderson Electronegativity
1.71   
13
Not Available   
Allred Rochow Electronegativity
1.47   
14
0.86   
99+
Mulliken-Jaffe Electronegativity
1.83   
8
0.68   
25
Allen Electronegativity
1.61   
20
0.67   
99+
Electropositivity
  
  
Pauling Electropositivity
2.39   
32
3.30   
1
Ionization Energies
  
  
1st Energy Level
577.50 kJ/mol   
99+
380.00 kJ/mol   
99+
2nd Energy Level
1,816.70 kJ/mol   
19
Not Available   
3rd Energy Level
2,744.80 kJ/mol   
38
Not Available   
4th Energy Level
11,577.00 kJ/mol   
3
Not Available   
5th Energy Level
14,842.00 kJ/mol   
2
Not Available   
6th Energy Level
18,379.00 kJ/mol   
2
Not Available   
7th Energy level
23,326.00 kJ/mol   
2
Not Available   
8th Energy Level
27,465.00 kJ/mol   
2
Not Available   
9th Energy Level
31,853.00 kJ/mol   
2
Not Available   
10th Energy Level
38,473.00 kJ/mol   
4
Not Available   
11th Energy Level
42,647.00 kJ/mol   
5
Not Available   
Electrochemical Equivalent
0.34 g/amp-hr   
99+
8.32 g/amp-hr   
1
Electron Work Function
4.28 eV   
19
Not Available   
Other Chemical Properties
Chemical Stability, Ionization, Radioactive Isotopes   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Atomic Properties
Atomic Number
13   
99+
87   
31
Electron Configuration
[Ne] 3s2 3p1   
[Rn] 7s1   
Crystal Structure
Face Centered Cubic (FCC)   
Body Centered Cubic (BCC)   
Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
13   
99+
87   
31
Number of Neutrons
14   
99+
136   
17
Number of Electrons
13   
99+
87   
31
Radius of an Atom
  
  
Atomic Radius
143.00 pm   
37
Not Available   
Covalent Radius
121.00 pm   
99+
260.00 pm   
1
Van der Waals Radius
184.00 pm   
34
348.00 pm   
1
Atomic Weight
26.98 amu   
99+
223.00 amu   
27
Atomic Volume
10.00 cm3/mol   
99+
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Magnesium
  
Polonium
  
Next Element
Potassium
  
Radium
  
Valence Electron Potential
80.70 (-eV)   
17
8.00 (-eV)   
99+
Lattice Constant
404.95 pm   
22
Not Available   
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
2.70 g/cm3   
99+
1.87 g/cm3   
99+
Density When Liquid (at m.p.)
2.38 g/cm3   
99+
Not Available   
Tensile Strength
40.00 MPa   
19
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)   
18
Not Available   
Elasticity properties
  
  
Shear Modulus
26.00 GPa   
29
Not Available   
Bulk Modulus
76.00 GPa   
18
Not Available   
Young's Modulus
70.00 GPa   
28
Not Available   
Poisson Ratio
0.35   
9
Not Available   
Other Mechanical Properties
Ductile, Malleable   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
2.72   
99+
Not Available   
Magnetic Ordering
Paramagnetic   
Paramagnetic   
Permeability
0.00 H/m   
4
Not Available   
Susceptibility
0.00   
3
Not Available   
Electrical Properties
  
  
Electrical Property
Conductor   
Poor Conductor   
Resistivity
28.20 nΩ·m   
99+
3.00 nΩ·m   
99+
Electrical Conductivity
0.38 106/cm Ω   
4
0.03 106/cm Ω   
40
Electron Affinity
42.50 kJ/mol   
26
Not Available   
Thermal Properties
Specific Heat
0.90 J/(kg K)   
5
Not Available   
Molar Heat Capacity
24.20 J/mol·K   
99+
Not Available   
Thermal Conductivity
237.00 W/m·K   
4
15.00 W/m·K   
99+
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
23.10 µm/(m·K)   
17
Not Available   
Enthalpy
  
  
Enthalpy of Vaporization
293.70 kJ/mol   
31
Not Available   
Enthalpy of Fusion
10.67 kJ/mol   
35
Not Available   
Enthalpy of Atomization
322.20 kJ/mol   
31
71.00 kJ/mol   
99+
Standard Molar Entropy
28.30 J/mol.K   
99+
Not Available   
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