1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Transition Metal
Lanthanide
1.6 CAS Number
74406667440451
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
- The leading producers of Zinc metal are Australia, Canada, China, U.S.A and Peru.
- Cerium is a rare earth metal but still it is not rare at all.
- It’s non-toxic compound Cerium sulfide has a rich red color and it is used as a pigment.
- Cerium metal is also used in Flat screen TVs, light bulb, floodlights, etc.
2.2 Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Indian metallurgists
Martin Heinrich Klaproth, Jöns Jakob Berzelius, Wilhelm Hisinger
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
3 * 10-5 %1 * 10-6 %
5E-09
0.11
2.4.2 Abundance In Sun
~0.0002 %~0.0000004 %
1E-08
0.1
2.4.3 Abundance In Meteorites
2.4.4 Abundance In Earth's Crust
2.4.5 Abundance In Oceans
2.4.6 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- It is mainly used for Galvanizing other metals.
- It is also used for manufacturing die-casting and it is very essential for automobile industry.
- It is used to include flints for cigarette lighters.
- Its compound Cerium (Ill) Oxide is used as a catalyst; it is put inside the walls of the oven as it prevents from the buildup of cooking residues.
3.1.1 Industrial Uses
Electrical Industry, Electronic Industry
Chemical Industry
3.1.2 Medical Uses
Pharmaceutical Industry
Medical Research
3.1.3 Other Uses
3.2 Biological Properties
3.2.1 Toxicity
Highly Toxic
Moderately Toxic
3.2.2 Present in Human Body
3.2.3 In Blood
7.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
3.2.4 In Bone
170.00 p.p.m.2.70 p.p.m.
0
170000
4 Physical
4.1 Melting Point
419.58 °C795.00 °C
27
3410
4.2 Boiling Point
907.00 °C3,257.00 °C
147
5660
4.3 Appearance
4.3.1 Physical State
4.3.2 Color
Silvery Gray
Silvery White
4.3.3 Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.4.2 Brinell Hardness
327.00 MPa186.00 MPa
0.14
3490
4.4.3 Vickers Hardness
4.5 Speed of Sound
3,850.00 m/s2,100.00 m/s
818
16200
4.6 Optical Properties
4.6.1 Refractive Index
4.6.2 Reflectivity
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
5.2 Isotopes
5.2.1 Known Isotopes
5.3 Electronegativity
5.3.1 Pauling Electronegativity
5.3.2 Sanderson Electronegativity
5.3.3 Allred Rochow Electronegativity
5.3.4 Mulliken-Jaffe Electronegativity
5.3.5 Allen Electronegativity
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 Ionization Energies
5.5.1 1st Energy Level
906.40 kJ/mol534.40 kJ/mol
375.7
26130
5.5.2 2nd Energy Level
1,733.30 kJ/mol1,050.00 kJ/mol
710.2162
28750
5.5.3 3rd Energy Level
3,833.00 kJ/mol1,949.00 kJ/mol
1600
34230
5.5.4 4th Energy Level
5,731.00 kJ/mol3,547.00 kJ/mol
2780
37066
5.5.5 5th Energy Level
7,970.00 kJ/mol6,325.00 kJ/mol
4305.2
97510
5.5.6 6th Energy Level
10,400.00 kJ/mol7,490.00 kJ/mol
5715.8
105800
5.5.7 7th Energy level
12,900.00 kJ/molNA
7226.8
114300
5.5.8 8th Energy Level
16,800.00 kJ/molNA
8857.4
125300
5.5.9 9th Energy Level
19,600.00 kJ/molNA
14110
134700
5.5.10 10th Energy Level
23,000.00 kJ/molNA
17100
144300
5.5.11 11th Energy Level
26,400.00 kJ/molNA
19900
169988
5.5.12 12th Energy Level
29,990.00 kJ/molNA
22219
189368
5.5.13 13th Energy Level
40,490.00 kJ/molNA
26930
76015
5.5.14 14th Energy Level
43,800.00 kJ/molNA
29196
86450
5.5.15 15th Energy Level
47,300.00 kJ/molNA
41987
97510
5.5.16 16th Energy Level
52,300.00 kJ/molNA
47206
109480
5.5.17 17th Energy Level
55,900.00 kJ/molNA
52737
122200
5.5.18 18th Energy Level
59,700.00 kJ/molNA
58570
134810
5.5.19 19th Energy Level
67,300.00 kJ/molNA
64702
148700
5.5.20 20th Energy Level
171,200.00 kJ/molNA
80400
171200
5.5.21 21st Energy Level
179,100.00 kJ/molNA
87000
179100
5.5.22 22nd Energy Level
5.5.23 23rd Energy Level
5.5.24 24th Energy Level
5.5.25 25th Energy Level
5.5.26 26th Energy Level
5.5.27 27th Energy Level
5.5.28 28th Energy Level
5.5.29 29th Energy Level
5.5.30 30th Energy Level
5.6 Electrochemical Equivalent
1.22 g/amp-hr1.74 g/amp-hr
0.16812
8.3209
5.7 Electron Work Function
5.8 Other Chemical Properties
Anti Corrosion, Chemical Stability, Ionization, Radioactive Isotopes
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
[Ar] 3d10 4s2
[Xe] 4f1 5d1 6s2
6.3 Crystal Structure
Hexagonal Close Packed (HCP)
Double Hexagonal Close Packed (DHCP)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
6.4.2 Number of Neutrons
6.4.3 Number of Electrons
6.5 Radius of an Atom
6.5.1 Atomic Radius
134.00 pm181.80 pm
112
265
6.5.2 Covalent Radius
122.00 pm204.00 pm
96
260
6.5.3 Van der Waals Radius
139.00 pm235.00 pm
139
348
6.6 Atomic Weight
65.38 amu140.12 amu
6.94
294
6.7 Atomic Volume
9.20 cm3/mol20.67 cm3/mol
1.39
71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
38.90 (-eV)41.78 (-eV)
8
392.42
6.10 Lattice Constant
266.49 pm362.00 pm
228.58
891.25
6.11 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
6.12 Lattice C/A Ratio
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
7.14 g/cm36.77 g/cm3
0.534
40.7
7.1.2 Density When Liquid (at m.p.)
6.57 g/cm36.55 g/cm3
0.512
20
7.2 Tensile Strength
7.3 Viscosity
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
7.4.2 Vapor Pressure at 2000 K
7.5 Elasticity properties
7.5.1 Shear Modulus
43.00 GPa13.50 GPa
1.3
222
7.5.2 Bulk Modulus
70.00 GPa21.50 GPa
1.6
462
7.5.3 Young's Modulus
108.00 GPa33.60 GPa
1.7
528
7.6 Poisson Ratio
7.7 Other Mechanical Properties
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
8.1.2 Magnetic Ordering
8.1.3 Permeability
8.1.4 Susceptibility
8.2 Electrical Properties
8.2.1 Electrical Property
8.2.2 Resistivity
59.00 nΩ·m828.00 nΩ·m
0.18
961
8.2.3 Electrical Conductivity
0.17 106/cm Ω0.01 106/cm Ω
0.00666
0.63
8.2.4 Electron Affinity
0.00 kJ/mol50.00 kJ/mol
0
222.8
9 Thermal
9.1 Specific Heat
0.39 J/(kg K)0.19 J/(kg K)
0.11
3.6
9.2 Molar Heat Capacity
25.47 J/mol·K26.94 J/mol·K
16.443
62.7
9.3 Thermal Conductivity
116.00 W/m·K11.30 W/m·K
6.3
429
9.4 Critical Temperature
9.5 Thermal Expansion
30.20 µm/(m·K)6.30 µm/(m·K)
4.5
97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
7.32 kJ/mol414.00 kJ/mol
7.32
799.1
9.6.2 Enthalpy of Fusion
7.32 kJ/mol5.46 kJ/mol
2.1
35.23
9.6.3 Enthalpy of Atomization
129.70 kJ/mol381.00 kJ/mol
61.5
837
9.7 Standard Molar Entropy
41.60 J/mol.K72.00 J/mol.K
9.5
198.1