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Aluminium vs Praseodymium


Praseodymium vs Aluminium


Periodic Table

Symbol
Al   
Pr   

Group Number
13   
5
Not Available   

Period Number
3   
6   

Block
p block   
f block   

Element Family
Post-​Transition   
Lanthanide   

CAS Number
7429905   
99+
7440100   
99+

Space Group Name
Fm_ 3m   
P63/mmc   

Space Group Number
225.00   
2
194.00   
5

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.
  
  • Praseodymium metal is synthetically produced metal.
  • Praseodymium is used as possible fuel for radioactive generators.
  

Sources
By Electrolysis Process, Earth's crust, Mining   
Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Hans Christian Oersted   
Not Available   

Discovery
In 1825   
In 1885   

Abundance
  
  

Abundance In Universe
5 * 10-3 %   
5
2 * 10-7 %   
22

Abundance In Sun
~0.006 %   
5
~0.0000001 %   
26

Abundance In Meteorites
0.91 %   
5
0.00 %   
40

Abundance In Earth's Crust
8.10 %   
1
0.00 %   
27

Abundance In Oceans
0.00 %   
6
0.00 %   
39

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.
  
  • The main use of Praseodymium include alloys. Praseodymium –Magnesium alloy is used in aircraft engines due to its high strength.
  • This metal is also used while making a permanent magnets.
  

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

Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
NA   

Other Uses
Alloys, Jewellery, Sculptures, Statues   
Alloys   

Biological Properties
  
  

Toxicity
Non Toxic   
Moderately Toxic   

Present in Human Body
Yes   
No   

In Blood
0.39 Blood/mg dm-3   
9
Not Available   

In Bone
27.00 p.p.m.   
11
Not Available   

Physical Properties

Melting Point
660.37 °C   
99+
935.00 °C   
99+

Boiling Point
2,467.00 °C   
99+
3,130.00 °C   
27

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery Gray   
Grayish White   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
2.75   
13
Not Available   

Brinell Hardness
160.00 MPa   
99+
481.00 MPa   
24

Vickers Hardness
160.00 MPa   
35
400.00 MPa   
25

Speed of Sound
5,000.00 m/s   
10
2,280.00 m/s   
40

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   
Pr   

Isotopes
  
  

Known Isotopes
11   
27
31   
8

Electronegativity
  
  

Pauling Electronegativity
1.61   
22
1.13   
99+

Sanderson Electronegativity
1.71   
13
Not Available   

Allred Rochow Electronegativity
1.47   
14
1.07   
32

Mulliken-Jaffe Electronegativity
1.83   
8
Not Available   

Allen Electronegativity
1.61   
20
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.39   
32
2.87   
12

Ionization Energies
  
  

1st Energy Level
577.50 kJ/mol   
99+
527.00 kJ/mol   
99+

2nd Energy Level
1,816.70 kJ/mol   
19
1,020.00 kJ/mol   
99+

3rd Energy Level
2,744.80 kJ/mol   
38
2,086.00 kJ/mol   
99+

4th Energy Level
11,577.00 kJ/mol   
3
3,761.00 kJ/mol   
99+

5th Energy Level
14,842.00 kJ/mol   
2
5,551.00 kJ/mol   
29

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+
1.75 g/amp-hr   
40

Electron Work Function
4.28 eV   
19
2.70 eV   
99+

Other Chemical Properties
Chemical Stability, Ionization, Radioactive Isotopes   
Anti Corrosion, Ionization, Radioactive Isotopes   

Atomic Properties

Atomic Number
13   
99+
59   
99+

Electron Configuration
[Ne] 3s2 3p1   
[Xe] 4f3 6s2   

Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
HCP-Crystal-Structure-of-Praseodymium.jpg#100   

Atom
  
  

Number of Protons
13   
99+
59   
99+

Number of Neutrons
14   
99+
82   
99+

Number of Electrons
13   
99+
59   
99+

Radius of an Atom
  
  

Atomic Radius
143.00 pm   
37
182.00 pm   
11

Covalent Radius
121.00 pm   
99+
203.00 pm   
9

Van der Waals Radius
184.00 pm   
34
239.00 pm   
14

Atomic Weight
26.98 amu   
99+
140.91 amu   
99+

Atomic Volume
10.00 cm3/mol   
99+
20.80 cm3/mol   
15

Adjacent Atomic Numbers
  
  

Previous Element
Magnesium
  
Cerium
  

Next Element
Potassium
  
Neodymium
  

Valence Electron Potential
80.70 (-eV)   
17
42.64 (-eV)   
99+

Lattice Constant
404.95 pm   
22
367.25 pm   
29

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.61   
4

Mechanical Properties

Density
  
  

Density At Room Temperature
2.70 g/cm3   
99+
6.77 g/cm3   
99+

Density When Liquid (at m.p.)
2.38 g/cm3   
99+
6.50 g/cm3   
39

Tensile Strength
40.00 MPa   
19
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
18
0.00 (Pa)   
25

Vapor Pressure at 2000 K
Not Available   
13.20 (Pa)   
7

Elasticity properties
  
  

Shear Modulus
26.00 GPa   
29
14.80 GPa   
39

Bulk Modulus
76.00 GPa   
18
28.80 GPa   
40

Young's Modulus
70.00 GPa   
28
37.30 GPa   
99+

Poisson Ratio
0.35   
9
0.28   
16

Other Mechanical Properties
Ductile, Malleable   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
2.72   
99+
6.77   
99+

Magnetic Ordering
Paramagnetic   
Paramagnetic   

Permeability
0.00 H/m   
4
Not Available   

Susceptibility
0.00   
3
Not Available   

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

Resistivity
28.20 nΩ·m   
99+
0.70 nΩ·m   
99+

Electrical Conductivity
0.38 106/cm Ω   
4
0.01 106/cm Ω   
99+

Electron Affinity
42.50 kJ/mol   
26
50.00 kJ/mol   
21

Thermal Properties

Specific Heat
0.90 J/(kg K)   
5
0.19 J/(kg K)   
32

Molar Heat Capacity
24.20 J/mol·K   
99+
27.20 J/mol·K   
18

Thermal Conductivity
237.00 W/m·K   
4
12.50 W/m·K   
99+

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
23.10 µm/(m·K)   
17
6.70 µm/(m·K)   
99+

Enthalpy
  
  

Enthalpy of Vaporization
293.70 kJ/mol   
31
296.80 kJ/mol   
29

Enthalpy of Fusion
10.67 kJ/mol   
35
6.89 kJ/mol   
99+

Enthalpy of Atomization
322.20 kJ/mol   
31
368.00 kJ/mol   
24

Standard Molar Entropy
28.30 J/mol.K   
99+
73.20 J/mol.K   
10

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