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Aluminium
Aluminium

Polonium
Polonium



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Aluminium
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Aluminium Polonium Comparison

1 Periodic Table
1.1 Symbol
Al
Po
1.2 Group Number
1316
Gadolinium Metal
0 17
1.3 Period Number
36
Lithium Metal
2 7
1.4 Block
p block
p block
1.5 Element Family
Post-​Transition
Post-​Transition
1.6 CAS Number
74299057440086
Palladium
7429905 54386242
1.7 Space Group Name
Fm_ 3m
Pm-3m
1.8 Space Group Number
225.00221.00
Plutonium Metal
11 229
2 Facts
2.1 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.
  • Polonium was the first radioactive element to be discovered.
  • Polonium element and its compounds are highly radioactive.
  • Its alloy with Beryllium provides source of neutrons.
2.2 Sources
By Electrolysis Process, Earth's crust, Mining
Mining, Ores of metals
2.3 History
2.3.1 Who Discovered
Hans Christian Oersted
Pierre Curie and Marie Curie
2.3.2 Discovery
In 1825
In 1898
2.4 Abundance
2.4.1 Abundance In Universe
5 * 10-3 %NA
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.006 %~-9999 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.91 %NA
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
8.10 %NA
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
0.00 %0.00 %
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
0.00 %NA
Radium Metal
1E-13 1.4
3 Uses
3.1 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.
  • Polonium metal has different Allotropes, it is used in antistatic devices and for research purpose.
  • A 1 gram of Polonium can reach a temperature of 500°C, hence it is used as a heat source for space equipment.
3.1.1 Industrial Uses
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
Aerospace Industry, Ammunition Industry
3.1.2 Medical Uses
Dentistry, Pharmaceutical Industry, Surgical Instruments Manufacturing
NA
3.1.3 Other Uses
Alloys, Jewellery, Sculptures, Statues
Alloys
3.2 Biological Properties
3.2.1 Toxicity
Non Toxic
Highly Toxic
3.2.2 Present in Human Body
3.2.3 In Blood
0.39 Blood/mg dm-30.00 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
27.00 p.p.m.0.00 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
660.37 °C254.00 °C
Francium Metal
27 3410
4.2 Boiling Point
2,467.00 °C962.00 °C
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silvery Gray
Silver
4.3.3 Luster
Metallic
NA
4.4 Hardness
4.4.1 Mohs Hardness
2.75NA
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
160.00 MPaNA
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
160.00 MPaNA
Palladium Metal
121 3430
4.5 Speed of Sound
5,000.00 m/sNA
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
71.00 %NA
Molybdenum Metal
58 97
4.7 Allotropes
4.7.1 α Allotropes
Not Available
α-polonium
4.7.2 β Allotropes
Not Available
β-polonium
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
Al
Po
5.2 Isotopes
5.2.1 Known Isotopes
1129
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.612.00
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
1.71NA
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
1.471.76
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
1.832.48
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
1.612.19
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.392.00
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
577.50 kJ/mol812.10 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
1,816.70 kJ/molNA
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
2,744.80 kJ/molNA
Osmium Metal
1600 34230
5.5.4 4th Energy Level
11,577.00 kJ/molNA
Thorium Metal
2780 37066
5.5.5 5th Energy Level
14,842.00 kJ/molNA
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
18,379.00 kJ/molNA
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
23,326.00 kJ/molNA
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
27,465.00 kJ/molNA
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
31,853.00 kJ/molNA
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
38,473.00 kJ/molNA
Strontium Metal
17100 144300
5.5.11 11th Energy Level
42,647.00 kJ/molNA
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
NANA
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
NANA
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
NANA
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
NANA
Manganese Metal
41987 97510
5.5.16 16th Energy Level
NANA
Iron Metal
47206 109480
5.5.17 17th Energy Level
NANA
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
NANA
Nickel Metal
58570 134810
5.5.19 19th Energy Level
NANA
Copper Metal
64702 148700
5.5.20 20th Energy Level
NANA
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NANA
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
5.5.24 24th Energy Level
NANA
Molybdenum Metal
104400 195200
5.5.25 25th Energy Level
NANA
Molybdenum Metal
121900 121900
5.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
5.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
5.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
5.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
5.5.30 30th Energy Level
NANA
Molybdenum Metal
154500 154500
5.6 Electrochemical Equivalent
0.34 g/amp-hr3.90 g/amp-hr
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
4.28 eVNA
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Chemical Stability, Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Solubility
6 Atomic
6.1 Atomic Number
1384
Lithium Metal
3 117
6.2 Electron Configuration
[Ne] 3s2 3p1
[Xe] 4f14 5d10 6s2 6p4
6.3 Crystal Structure
Face Centered Cubic (FCC)
Monoclinic (MON)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
1384
Lithium Metal
3 117
6.4.2 Number of Neutrons
14125
Lithium Metal
4 184
6.4.3 Number of Electrons
1384
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
143.00 pm168.00 pm
Beryllium Metal
112 265
6.5.2 Covalent Radius
121.00 pm140.00 pm
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
184.00 pm197.00 pm
Zinc Metal
139 348
6.6 Atomic Weight
26.98 amu209.00 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
10.00 cm3/mol22.23 cm3/mol
Manganese Metal
1.39 71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
80.70 (-eV)NA
Francium Metal
8 392.42
6.10 Lattice Constant
404.95 pm335.90 pm
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
6.12 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
2.70 g/cm39.20 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
2.38 g/cm39.40 g/cm3
Lithium Metal
0.512 20
7.2 Tensile Strength
40.00 MPaNA
Indium Metal
2.5 11000
7.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
0.00 (Pa)NA
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
NANA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
26.00 GPaNA
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
76.00 GPaNA
Cesium Metal
1.6 462
7.5.3 Young's Modulus
70.00 GPaNA
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.35NA
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
Ductile, Malleable
NA
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
2.729.32
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Paramagnetic
Nonmagnetic
8.1.3 Permeability
0.00 H/mNA
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
0.00NA
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Conductor
Conductor
8.2.2 Resistivity
28.20 nΩ·m0.40 nΩ·m
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.38 106/cm Ω0.02 106/cm Ω
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
42.50 kJ/mol183.30 kJ/mol
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
0.90 J/(kg K)0.12 J/(kg K)
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
24.20 J/mol·K26.40 J/mol·K
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
237.00 W/m·K20.00 W/m·K
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
23.10 µm/(m·K)23.50 µm/(m·K)
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
293.70 kJ/mol60.30 kJ/mol
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
10.67 kJ/mol13.00 kJ/mol
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
322.20 kJ/mol134.00 kJ/mol
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
28.30 J/mol.KNA
Beryllium Metal
9.5 198.1