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Aluminium vs Indium

Aluminium
Indium
Indium vs Aluminium


Periodic Table
Symbol
Al   
In   
Group Number
13   
5
13   
5
Period Number
3   
5   
Block
p block   
p block   
Element Family
Post-​Transition   
Post-​Transition   
CAS Number
7429905   
99+
7440746   
17
Space Group Name
Fm_ 3m   
I4/mmm   
Space Group Number
225.00   
2
139.00   
8
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.
  
  • Luster of Indium is bright in nature.
  • Reich and richer were looking for thallium in zinc metal and they discovered Indium metal.
  
Sources
By Electrolysis Process, Earth's crust, Mining   
Mining, Ores of metals   
History
  
  
Who Discovered
Hans Christian Oersted   
Ferdinand Reich and Hieronymous Theodor Richter   
Discovery
In 1825   
In 1863   
Abundance
  
  
Abundance In Universe
5 * 10-3 %   
5
3 * 10-8 %   
28
Abundance In Sun
~0.006 %   
5
~0.0000004 %   
23
Abundance In Meteorites
0.91 %   
5
0.00 %   
99+
Abundance In Earth's Crust
8.10 %   
1
0.00 %   
99+
Abundance In Oceans
0.00 %   
6
0.00 %   
99+
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.
  
  • It is used to produce indium tin oxide (ITO), it is used in manufacturing touch screens, flat screen TVs and solar panels.
  • Its nitride, phosphide and antimonide are used in transistors and microchips.
  
Industrial Uses
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry   
Aerospace Industry, Automobile Industry   
Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
Medical Research   
Other Uses
Alloys, Jewellery, Sculptures, Statues   
Alloys, In Nuclear Reactors   
Biological Properties
  
  
Toxicity
Non Toxic   
Non Toxic   
Present in Human Body
Yes   
Yes   
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+
156.61 °C   
99+
Boiling Point
2,467.00 °C   
99+
2,000.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery Gray   
Silvery Gray   
Luster
Metallic   
Lustrous   
Hardness
  
  
Mohs Hardness
2.75   
13
1.20   
20
Brinell Hardness
160.00 MPa   
99+
8.80 MPa   
99+
Vickers Hardness
160.00 MPa   
35
Not Available   
Speed of Sound
5,000.00 m/s   
10
1,215.00 m/s   
99+
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   
In   
Isotopes
  
  
Known Isotopes
11   
27
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.61   
22
1.78   
16
Sanderson Electronegativity
1.71   
13
2.14   
8
Allred Rochow Electronegativity
1.47   
14
1.49   
13
Mulliken-Jaffe Electronegativity
1.83   
8
1.76   
10
Allen Electronegativity
1.61   
20
1.66   
18
Electropositivity
  
  
Pauling Electropositivity
2.39   
32
2.22   
38
Ionization Energies
  
  
1st Energy Level
577.50 kJ/mol   
99+
558.30 kJ/mol   
99+
2nd Energy Level
1,816.70 kJ/mol   
19
1,820.70 kJ/mol   
18
3rd Energy Level
2,744.80 kJ/mol   
38
2,704.00 kJ/mol   
39
4th Energy Level
11,577.00 kJ/mol   
3
5,210.00 kJ/mol   
17
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+
1.43 g/amp-hr   
99+
Electron Work Function
4.28 eV   
19
4.12 eV   
24
Other Chemical Properties
Chemical Stability, Ionization, Radioactive Isotopes   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Atomic Properties
Atomic Number
13   
99+
49   
99+
Electron Configuration
[Ne] 3s2 3p1   
[Kr] 4d10 5s2 5p1   
Crystal Structure
Face Centered Cubic (FCC)   
Tetragonal (TETR)   
Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
TETR-Crystal-Structure-of-Indium.jpg#100   
Atom
  
  
Number of Protons
13   
99+
49   
99+
Number of Neutrons
14   
99+
66   
99+
Number of Electrons
13   
99+
49   
99+
Radius of an Atom
  
  
Atomic Radius
143.00 pm   
37
167.00 pm   
24
Covalent Radius
121.00 pm   
99+
142.00 pm   
99+
Van der Waals Radius
184.00 pm   
34
193.00 pm   
31
Atomic Weight
26.98 amu   
99+
114.82 amu   
99+
Atomic Volume
10.00 cm3/mol   
99+
15.70 cm3/mol   
33
Adjacent Atomic Numbers
  
  
Previous Element
Magnesium
  
Cadmium
  
Next Element
Potassium
  
Tin
  
Valence Electron Potential
80.70 (-eV)   
17
54.00 (-eV)   
25
Lattice Constant
404.95 pm   
22
325.23 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
2.70 g/cm3   
99+
7.31 g/cm3   
99+
Density When Liquid (at m.p.)
2.38 g/cm3   
99+
7.02 g/cm3   
33
Tensile Strength
40.00 MPa   
19
2.50 MPa   
21
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)   
18
0.01 (Pa)   
11
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
11.00 GPa   
99+
Poisson Ratio
0.35   
9
Not Available   
Other Mechanical Properties
Ductile, Malleable   
Ductile, Malleable   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
2.72   
99+
7.31   
99+
Magnetic Ordering
Paramagnetic   
Diamagnetic   
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+
83.70 nΩ·m   
34
Electrical Conductivity
0.38 106/cm Ω   
4
0.12 106/cm Ω   
17
Electron Affinity
42.50 kJ/mol   
26
28.90 kJ/mol   
31
Thermal Properties
Specific Heat
0.90 J/(kg K)   
5
0.23 J/(kg K)   
27
Molar Heat Capacity
24.20 J/mol·K   
99+
26.74 J/mol·K   
25
Thermal Conductivity
237.00 W/m·K   
4
81.80 W/m·K   
21
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
23.10 µm/(m·K)   
17
32.10 µm/(m·K)   
9
Enthalpy
  
  
Enthalpy of Vaporization
293.70 kJ/mol   
31
226.40 kJ/mol   
40
Enthalpy of Fusion
10.67 kJ/mol   
35
3.28 kJ/mol   
99+
Enthalpy of Atomization
322.20 kJ/mol   
31
242.70 kJ/mol   
99+
Standard Molar Entropy
28.30 J/mol.K   
99+
57.80 J/mol.K   
22
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