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Aluminium vs Calcium


Calcium vs Aluminium


Periodic Table

Symbol
Al   
Ca   

Group Number
13   
5
2   
16

Period Number
3   
4   

Block
p block   
s block   

Element Family
Post-​Transition   
Alkaline Earth   

CAS Number
7429905   
99+
7440702   
21

Space Group Name
Fm_ 3m   
Fm_ 3m   

Space Group Number
225.00   
2
225.00   
2

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.
  
  • Calcium ranks 5th rank in the list of earth’s abundance Percentage.
  • It is found in the compound state.
  • Gypsum or calcium sulfate is used as plaster and plaster of paris.
  

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

History
  
  

Who Discovered
Hans Christian Oersted   
Humphry Davy   

Discovery
In 1825   
In 1808   

Abundance
  
  

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

Abundance In Sun
~0.006 %   
5
~0.007 %   
4

Abundance In Meteorites
0.91 %   
5
1.10 %   
4

Abundance In Earth's Crust
8.10 %   
1
5.00 %   
3

Abundance In Oceans
0.00 %   
6
0.00 %   
5

Abundance In Humans
0.00 %   
10
1.40 %   
1

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 as a reducing agent while preparing metals like thorium and uranium. It is also used as an alloying agent for metals such as aluminum, copper & lead.
  • Calcium carbonate or lime stone is used in cement.
  

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

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

Other Uses
Alloys, Jewellery, Sculptures, Statues   
Alloys   

Biological Properties
  
  

Toxicity
Non Toxic   
Non Toxic   

Present in Human Body
Yes   
Yes   

In Blood
0.39 Blood/mg dm-3   
9
60.50 Blood/mg dm-3   
4

In Bone
27.00 p.p.m.   
11
170,000.00 p.p.m.   
1

Physical Properties

Melting Point
660.37 °C   
99+
839.00 °C   
99+

Boiling Point
2,467.00 °C   
99+
1,484.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery Gray   
Gray   

Luster
Metallic   
NA   

Hardness
  
  

Mohs Hardness
2.75   
13
1.75   
17

Brinell Hardness
160.00 MPa   
99+
170.00 MPa   
99+

Vickers Hardness
160.00 MPa   
35
Not Available   

Speed of Sound
5,000.00 m/s   
10
3,810.00 m/s   
19

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   
Ca   

Isotopes
  
  

Known Isotopes
11   
27
19   
20

Electronegativity
  
  

Pauling Electronegativity
1.61   
22
1.00   
99+

Sanderson Electronegativity
1.71   
13
0.95   
24

Allred Rochow Electronegativity
1.47   
14
1.04   
34

Mulliken-Jaffe Electronegativity
1.83   
8
1.08   
17

Allen Electronegativity
1.61   
20
1.03   
39

Electropositivity
  
  

Pauling Electropositivity
2.39   
32
3.00   
9

Ionization Energies
  
  

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

2nd Energy Level
1,816.70 kJ/mol   
19
1,145.40 kJ/mol   
99+

3rd Energy Level
2,744.80 kJ/mol   
38
4,912.40 kJ/mol   
7

4th Energy Level
11,577.00 kJ/mol   
3
6,491.00 kJ/mol   
7

5th Energy Level
14,842.00 kJ/mol   
2
8,153.00 kJ/mol   
7

6th Energy Level
18,379.00 kJ/mol   
2
10,496.00 kJ/mol   
8

7th Energy level
23,326.00 kJ/mol   
2
12,270.00 kJ/mol   
12

8th Energy Level
27,465.00 kJ/mol   
2
14,206.00 kJ/mol   
15

9th Energy Level
31,853.00 kJ/mol   
2
18,191.00 kJ/mol   
12

10th Energy Level
38,473.00 kJ/mol   
4
20,385.00 kJ/mol   
16

11th Energy Level
42,647.00 kJ/mol   
5
57,110.00 kJ/mol   
3

12th Energy Level
Not Available   
63,410.00 kJ/mol   
3

13th Energy Level
Not Available   
70,110.00 kJ/mol   
3

14th Energy Level
Not Available   
78,890.00 kJ/mol   
4

15th Energy Level
Not Available   
86,310.00 kJ/mol   
5

16th Energy Level
Not Available   
94,000.00 kJ/mol   
6

17th Energy Level
Not Available   
104,900.00 kJ/mol   
7

18th Energy Level
Not Available   
111,711.00 kJ/mol   
8

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

Electron Work Function
4.28 eV   
19
2.87 eV   
38

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

Atomic Properties

Atomic Number
13   
99+
20   
99+

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

Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   

Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
FCC-Crystal-Structure-of-Calcium.jpg#100   

Atom
  
  

Number of Protons
13   
99+
20   
99+

Number of Neutrons
14   
99+
20   
99+

Number of Electrons
13   
99+
20   
99+

Radius of an Atom
  
  

Atomic Radius
143.00 pm   
37
197.00 pm   
6

Covalent Radius
121.00 pm   
99+
176.00 pm   
22

Van der Waals Radius
184.00 pm   
34
231.00 pm   
19

Atomic Weight
26.98 amu   
99+
40.08 amu   
99+

Atomic Volume
10.00 cm3/mol   
99+
29.90 cm3/mol   
7

Adjacent Atomic Numbers
  
  

Previous Element
Magnesium
  
Potassium
  

Next Element
Potassium
  
Scandium
  

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

Lattice Constant
404.95 pm   
22
558.84 pm   
9

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+
1.55 g/cm3   
99+

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

Tensile Strength
40.00 MPa   
19
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
18
25.50 (Pa)   
3

Elasticity properties
  
  

Shear Modulus
26.00 GPa   
29
7.40 GPa   
99+

Bulk Modulus
76.00 GPa   
18
17.00 GPa   
99+

Young's Modulus
70.00 GPa   
28
20.00 GPa   
99+

Poisson Ratio
0.35   
9
0.31   
13

Other Mechanical Properties
Ductile, Malleable   
NA   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
2.72   
99+
4.58   
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+
33.60 nΩ·m   
99+

Electrical Conductivity
0.38 106/cm Ω   
4
0.30 106/cm Ω   
6

Electron Affinity
42.50 kJ/mol   
26
2.37 kJ/mol   
39

Thermal Properties

Specific Heat
0.90 J/(kg K)   
5
0.63 J/(kg K)   
7

Molar Heat Capacity
24.20 J/mol·K   
99+
25.93 J/mol·K   
34

Thermal Conductivity
237.00 W/m·K   
4
201.00 W/m·K   
5

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
23.10 µm/(m·K)   
17
22.30 µm/(m·K)   
19

Enthalpy
  
  

Enthalpy of Vaporization
293.70 kJ/mol   
31
150.00 kJ/mol   
99+

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

Enthalpy of Atomization
322.20 kJ/mol   
31
184.00 kJ/mol   
99+

Standard Molar Entropy
28.30 J/mol.K   
99+
41.60 J/mol.K   
36

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