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Europium
Europium

Nickel
Nickel



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Europium
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Europium Nickel Comparison

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1 Periodic Table
1.1 Symbol
Eu
Ni
1.2 Group Number
NA10
Gadolinium Metal
0 17
1.3 Period Number
64
Lithium Metal
2 7
1.4 Block
f block
d block
1.5 Element Family
Lanthanide
Transition Metal
1.6 CAS Number
74405317440020
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Im_ 3m
Fm_ 3m
1.8 Space Group Number
229.00225.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
Not Available
  • Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
  • After iron, Zinc metal the second most abundant element in the earth crust.
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Eugène-Anatole Demarçay
Axel Fredrik Cronstedt
2.3.2 Discovery
In 1896
In 1751
2.4 Abundance
2.4.1 Abundance In Universe
5 * 10-8 %6 * 10-3 %
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.00000005 %~0.008 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %1.30 %
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.00 %0.01 %
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
NA0.00 %
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • Europium metals main uses is in the printing of euro banknotes. These notes glow red under UV light.
  • It is used in low energy light bulbs.
  • It has corrosion resistance and hence it is used to plate other metals.
  • Its alloys are very useful; Nichrome alloy is used in the hot coil of toasters and electric oven.
3.1.1 Industrial Uses
Chemical Industry
Automobile Industry, Electrical Industry, Electronic Industry
3.1.2 Medical Uses
NA
NA
3.1.3 Other Uses
Alloys
Alloys
3.2 Biological Properties
3.2.1 Toxicity
Non Toxic
Toxic
3.2.2 Present in Human Body
3.2.3 In Blood
NA0.05 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
NA0.70 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
822.00 °C1,453.00 °C
Francium Metal
27 3410
4.2 Boiling Point
1,597.00 °C2,732.00 °C
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silvery White
Silver
4.3.3 Luster
Lustrous
Metallic
4.4 Hardness
4.4.1 Mohs Hardness
NA4.00
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
NA667.00 MPa
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
167.00 MPa638.00 MPa
Palladium Metal
121 3430
4.5 Speed of Sound
NA4,900.00 m/s
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NA72.00 %
Molybdenum Metal
58 97
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
Eu
Ni
5.2 Isotopes
5.2.1 Known Isotopes
3125
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.201.91
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
1.011.94
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
NA1.75
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
NA1.88
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
NA2.09
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
547.10 kJ/mol737.10 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
1,085.00 kJ/mol1,753.00 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
2,404.00 kJ/mol3,395.00 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
4,120.00 kJ/mol5,300.00 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
NA7,339.00 kJ/mol
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
NA10,400.00 kJ/mol
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
NA12,800.00 kJ/mol
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
NA15,600.00 kJ/mol
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
NA18,600.00 kJ/mol
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
NA21,670.00 kJ/mol
Strontium Metal
17100 144300
5.5.11 11th Energy Level
NA30,970.00 kJ/mol
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
NA34,000.00 kJ/mol
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
NA37,100.00 kJ/mol
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
NA41,500.00 kJ/mol
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
NA44,800.00 kJ/mol
Manganese Metal
41987 97510
5.5.16 16th Energy Level
NA48,100.00 kJ/mol
Iron Metal
47206 109480
5.5.17 17th Energy Level
NA55,101.00 kJ/mol
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
NA58,570.00 kJ/mol
Copper
58570 134810
5.5.19 19th Energy Level
NA148,700.00 kJ/mol
Copper Metal
64702 148700
5.5.20 20th Energy Level
NA159,000.00 kJ/mol
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NA169,400.00 kJ/mol
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NA182,700.00 kJ/mol
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NA194,000.00 kJ/mol
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
1.89 g/amp-hr1.10 g/amp-hr
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
2.50 eV5.15 eV
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Anti Corrosion, Ionization, Radioactive Isotopes
6 Atomic
6.1 Atomic Number
6328
Lithium Metal
3 117
6.2 Electron Configuration
[Xe] 4f7 6s2
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1
6.3 Crystal Structure
Body Centered Cubic (BCC)
Face Centered Cubic (FCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
6328
Lithium Metal
3 117
6.4.2 Number of Neutrons
8931
Lithium Metal
4 184
6.4.3 Number of Electrons
6328
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
180.00 pm124.00 pm
Beryllium Metal
112 265
6.5.2 Covalent Radius
198.00 pm124.00 pm
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
233.00 pm163.00 pm
Zinc Metal
139 348
6.6 Atomic Weight
151.96 amu58.69 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
28.90 cm3/mol6.59 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
45.60 (-eV)42.00 (-eV)
Francium Metal
8 392.42
6.10 Lattice Constant
458.10 pm352.40 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
5.26 g/cm38.91 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
5.13 g/cm37.81 g/cm3
Lithium Metal
0.512 20
7.2 Tensile Strength
120.00 MPa345.00 MPa
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
19.40 (Pa)0.00 (Pa)
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
NA19.50 (Pa)
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
7.90 GPa76.00 GPa
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
8.30 GPa180.00 GPa
Cesium Metal
1.6 462
7.5.3 Young's Modulus
18.20 GPa200.00 GPa
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.150.31
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
Ductile
Ductile
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
5.248.90
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Paramagnetic
Ferromagnetic
8.1.3 Permeability
NA0.00 H/m
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NA600.00
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Conductor
Conductor
8.2.2 Resistivity
0.90 nΩ·m69.30 nΩ·m
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.01 106/cm Ω0.14 106/cm Ω
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
50.00 kJ/mol112.00 kJ/mol
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
0.18 J/(kg K)0.44 J/(kg K)
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
27.66 J/mol·K26.07 J/mol·K
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
13.90 W/m·K90.90 W/m·K
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
35.00 µm/(m·K)13.40 µm/(m·K)
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
143.50 kJ/mol371.80 kJ/mol
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
9.21 kJ/mol17.57 kJ/mol
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
180.00 kJ/mol422.60 kJ/mol
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
77.80 J/mol.K29.90 J/mol.K
Beryllium Metal
9.5 198.1