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Aluminium vs Titanium


Titanium vs Aluminium


Periodic Table

Symbol
Al   
Ti   

Group Number
13   
5
4   
14

Period Number
3   
4   

Block
p block   
d block   

Element Family
Post-​Transition   
Transition Metal   

CAS Number
7429905   
99+
7440326   
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.
  
  • The only metal which burns in Nitrogen is Titanium.
  • Titanium is also known as corrosion resistant metal.
  

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

History
  
  

Who Discovered
Hans Christian Oersted   
W. Gregor & J. Berzelius   

Discovery
In 1825   
In 1791   

Abundance
  
  

Abundance In Universe
5 * 10-3 %   
5
3 * 10-4 %   
9

Abundance In Sun
~0.006 %   
5
~0.0004 %   
9

Abundance In Meteorites
0.91 %   
5
0.05 %   
11

Abundance In Earth's Crust
8.10 %   
1
0.66 %   
7

Abundance In Oceans
0.00 %   
6
0.00 %   
15

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.
  
  • Its alloys are used in spacecraft, aircraft and ammunition industry.
  • Its pipes are used in distillation plants, submarines, hulls of big ships, etc.
  

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

Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing   
Dentistry, Surgical Instruments Manufacturing   

Other Uses
Alloys, Jewellery, Sculptures, Statues   
Alloys, Jewellery, Sculptures, Statues   

Biological Properties
  
  

Toxicity
Non Toxic   
Non Toxic   

Present in Human Body
Yes   
Yes   

In Blood
0.39 Blood/mg dm-3   
9
0.05 Blood/mg dm-3   
16

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

Physical Properties

Melting Point
660.37 °C   
99+
1,660.00 °C   
18

Boiling Point
2,467.00 °C   
99+
3,287.00 °C   
22

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery Gray   
Silvery Gray-White   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
2.75   
13
6.00   
6

Brinell Hardness
160.00 MPa   
99+
716.00 MPa   
15

Vickers Hardness
160.00 MPa   
35
830.00 MPa   
14

Speed of Sound
5,000.00 m/s   
10
5,090.00 m/s   
9

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   
Ti   

Isotopes
  
  

Known Isotopes
11   
27
23   
16

Electronegativity
  
  

Pauling Electronegativity
1.61   
22
1.54   
26

Sanderson Electronegativity
1.71   
13
1.09   
20

Allred Rochow Electronegativity
1.47   
14
1.32   
23

Mulliken-Jaffe Electronegativity
1.83   
8
Not Available   

Allen Electronegativity
1.61   
20
1.38   
32

Electropositivity
  
  

Pauling Electropositivity
2.39   
32
2.46   
28

Ionization Energies
  
  

1st Energy Level
577.50 kJ/mol   
99+
658.80 kJ/mol   
39

2nd Energy Level
1,816.70 kJ/mol   
19
1,309.80 kJ/mol   
99+

3rd Energy Level
2,744.80 kJ/mol   
38
2,652.50 kJ/mol   
99+

4th Energy Level
11,577.00 kJ/mol   
3
4,174.60 kJ/mol   
32

5th Energy Level
14,842.00 kJ/mol   
2
9,581.00 kJ/mol   
5

6th Energy Level
18,379.00 kJ/mol   
2
11,533.00 kJ/mol   
6

7th Energy level
23,326.00 kJ/mol   
2
13,590.00 kJ/mol   
6

8th Energy Level
27,465.00 kJ/mol   
2
16,440.00 kJ/mol   
8

9th Energy Level
31,853.00 kJ/mol   
2
18,530.00 kJ/mol   
11

10th Energy Level
38,473.00 kJ/mol   
4
20,833.00 kJ/mol   
15

11th Energy Level
42,647.00 kJ/mol   
5
25,575.00 kJ/mol   
14

12th Energy Level
Not Available   
28,125.00 kJ/mol   
14

13th Energy Level
Not Available   
76,015.00 kJ/mol   
1

14th Energy Level
Not Available   
83,280.00 kJ/mol   
2

15th Energy Level
Not Available   
90,880.00 kJ/mol   
3

16th Energy Level
Not Available   
100,700.00 kJ/mol   
4

17th Energy Level
Not Available   
109,100.00 kJ/mol   
5

18th Energy Level
Not Available   
117,800.00 kJ/mol   
6

19th Energy Level
Not Available   
129,900.00 kJ/mol   
7

20th Energy Level
Not Available   
137,530.00 kJ/mol   
9

Electrochemical Equivalent
0.34 g/amp-hr   
99+
0.45 g/amp-hr   
99+

Electron Work Function
4.28 eV   
19
4.33 eV   
17

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

Atomic Properties

Atomic Number
13   
99+
22   
99+

Electron Configuration
[Ne] 3s2 3p1   
[Ar] 3d2 4s2   

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

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

Atom
  
  

Number of Protons
13   
99+
22   
99+

Number of Neutrons
14   
99+
26   
99+

Number of Electrons
13   
99+
22   
99+

Radius of an Atom
  
  

Atomic Radius
143.00 pm   
37
147.00 pm   
34

Covalent Radius
121.00 pm   
99+
160.00 pm   
30

Van der Waals Radius
184.00 pm   
34
200.00 pm   
28

Atomic Weight
26.98 amu   
99+
47.87 amu   
99+

Atomic Volume
10.00 cm3/mol   
99+
10.64 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Magnesium
  
Scandium
  

Next Element
Potassium
  
Vanadium
  

Valence Electron Potential
80.70 (-eV)   
17
95.20 (-eV)   
10

Lattice Constant
404.95 pm   
22
295.08 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical Properties

Density
  
  

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

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

Tensile Strength
40.00 MPa   
19
434.00 MPa   
9

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
18
Not Available   

Vapor Pressure at 2000 K
Not Available   
0.98 (Pa)   
14

Elasticity properties
  
  

Shear Modulus
26.00 GPa   
29
44.00 GPa   
17

Bulk Modulus
76.00 GPa   
18
110.00 GPa   
15

Young's Modulus
70.00 GPa   
28
116.00 GPa   
18

Poisson Ratio
0.35   
9
0.32   
12

Other Mechanical Properties
Ductile, Malleable   
Ductile   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
2.72   
99+
4.51   
99+

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+
420.00 nΩ·m   
12

Electrical Conductivity
0.38 106/cm Ω   
4
0.02 106/cm Ω   
99+

Electron Affinity
42.50 kJ/mol   
26
7.60 kJ/mol   
37

Thermal Properties

Specific Heat
0.90 J/(kg K)   
5
0.52 J/(kg K)   
9

Molar Heat Capacity
24.20 J/mol·K   
99+
25.06 J/mol·K   
99+

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

Critical Temperature
Not Available   
Not Available   

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

Enthalpy
  
  

Enthalpy of Vaporization
293.70 kJ/mol   
31
429.00 kJ/mol   
15

Enthalpy of Fusion
10.67 kJ/mol   
35
15.48 kJ/mol   
19

Enthalpy of Atomization
322.20 kJ/mol   
31
468.60 kJ/mol   
15

Standard Molar Entropy
28.30 J/mol.K   
99+
27.30 J/mol.K   
99+

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