×

Europium
Europium

Ytterbium
Ytterbium



ADD
Compare
X
Europium
X
Ytterbium

Europium vs Ytterbium

1 Periodic Table
1.1 Symbol
Eu
Yb
1.2 Group Number
NANA
Gadolinium
0 17
1.4 Period Number
66
Lithium
2 7
1.7 Block
f block
f block
1.8 Element Family
Lanthanide
Lanthanide
1.9 CAS Number
74405317440644
Aluminium
7429905 54386242
1.11 Space Group Name
Im_ 3m
Fm_ 3m
1.12 Space Group Number
229.00225.00
Plutonium
11 229
3 Facts
3.1 Interesting Facts
Not Available
  • Ytterbium metal oxidizes rapidly if exposed to air.
  • Ytterbium metal can dissolve quickly in Mineral acid.
3.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Eugène-Anatole Demarçay
Jean Charles Galissard de Marignac
3.3.2 Discovery
In 1896
In 1878
3.4 Abundance
3.4.1 Abundance In Universe
5 * 10-8 %2 * 10-7 %
Thallium
5E-09 0.11
3.4.3 Abundance In Sun
~0.00000005 %~0.0000001 %
Beryllium
1E-08 0.1
3.4.4 Abundance In Meteorites
0.00 %0.00 %
Gold
1.7E-07 22
3.6.1 Abundance In Earth's Crust
0.00 %0.00 %
Radium
9.9E-12 8.1
3.7.2 Abundance In Oceans
0.00 %0.00 %
Protactinium
2E-23 1.1
3.7.4 Abundance In Humans
NANA
Radium
1E-13 1.4
4 Uses
4.1 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.
  • Ytterbium metal is used in memory devices and tuneable laser.
  • It is also used as industrial catalyst as the other catalysts are too toxic and polluting.
4.1.1 Industrial Uses
Chemical Industry
Automobile Industry, Chemical Industry
4.1.2 Medical Uses
NA
NA
4.1.3 Other Uses
Alloys
Alloys
4.2 Biological Properties
4.2.1 Toxicity
Non Toxic
Highly Toxic
4.2.2 Present in Human Body
4.2.3 In Blood
NANA
Plutonium
0 1970
1.2.1 In Bone
NANA
Plutonium
0 170000
2 Physical
2.1 Melting Point
822.00 °C824.00 °C
Francium
27 3410
2.2 Boiling Point
1,597.00 °C1,196.00 °C
Flerovium
147 5660
2.4 Appearance
2.4.1 Physical State
Solid
Solid
2.4.2 Color
Silvery White
Silvery White
2.4.3 Luster
Lustrous
Metallic
2.5 Hardness
2.5.1 Mohs Hardness
NANA
Cesium
0.2 8.5
2.9.1 Brinell Hardness
NA343.00 MPa
Cesium
0.14 3490
2.3.1 Vickers Hardness
167.00 MPa206.00 MPa
Palladium
121 3430
2.4 Speed of Sound
NA1,590.00 m/s
Thallium
818 16200
2.7 Optical Properties
2.7.1 Refractive Index
NANA
Mercury
1.000933 1.7229
3.4.2 Reflectivity
NANA
Molybdenum
58 97
3.5 Allotropes
3.5.1 α Allotropes
Not Available
Not Available
3.5.2 β Allotropes
Not Available
Not Available
3.5.3 γ Allotropes
Not Available
Not Available
4 Chemical
4.1 Chemical Formula
Eu
Yb
4.2 Isotopes
4.2.1 Known Isotopes
3130
Tennessine
0 38
4.4 Electronegativity
4.4.1 Pauling Electronegativity
1.20NA
Francium
0.7 2.54
4.6.2 Sanderson Electronegativity
1.01NA
Cesium
0.22 2.56
5.1.1 Allred Rochow Electronegativity
NA1.06
Cesium
0.86 1.82
5.4.2 Mulliken-Jaffe Electronegativity
NANA
Cesium
0.62 2.48
5.5.1 Allen Electronegativity
NANA
Cesium
0.659 2.7
6.5 Electropositivity
6.5.1 Pauling Electropositivity
NANA
Gold
1.46 3.3
6.7 Ionization Energies
6.7.1 1st Energy Level
547.10 kJ/mol603.40 kJ/mol
Cesium
375.7 26130
6.7.2 2nd Energy Level
1,085.00 kJ/mol1,174.80 kJ/mol
Ruthenium
710.2162 28750
7.3.2 3rd Energy Level
2,404.00 kJ/mol2,417.00 kJ/mol
Osmium
1600 34230
7.3.4 4th Energy Level
4,120.00 kJ/mol4,203.00 kJ/mol
Thorium
2780 37066
7.3.6 5th Energy Level
NANA
Dubnium
4305.2 97510
7.3.10 6th Energy Level
NANA
Seaborgium
5715.8 105800
7.3.11 7th Energy level
NANA
Bohrium
7226.8 114300
8.2.1 8th Energy Level
NANA
Hassium
8857.4 125300
8.2.3 9th Energy Level
NANA
Yttrium
14110 134700
8.2.4 10th Energy Level
NANA
Strontium
17100 144300
8.3.2 11th Energy Level
NANA
Yttrium
19900 169988
9.3.4 12th Energy Level
NANA
Molybdenum
22219 189368
9.3.6 13th Energy Level
NANA
Molybdenum
26930 76015
10.1.1 14th Energy Level
NANA
Molybdenum
29196 86450
10.1.2 15th Energy Level
NANA
Manganese
41987 97510
10.2.1 16th Energy Level
NANA
Iron
47206 109480
10.2.3 17th Energy Level
NANA
Cobalt
52737 122200
10.4.2 18th Energy Level
NANA
Nickel
58570 134810
10.5.1 19th Energy Level
NANA
Copper
64702 148700
10.5.3 20th Energy Level
NANA
Molybdenum
80400 171200
10.5.4 21st Energy Level
NANA
Molybdenum
87000 179100
10.6.2 22nd Energy Level
NANA
Molybdenum
93400 184900
10.6.5 23rd Energy Level
NANA
Molybdenum
98420 198800
10.6.6 24th Energy Level
NANA
Molybdenum
104400 195200
11.3.1 25th Energy Level
NANA
Molybdenum
121900 121900
11.3.2 26th Energy Level
NANA
Molybdenum
127700 127700
11.3.3 27th Energy Level
NANA
Molybdenum
133800 133800
11.4.2 28th Energy Level
NANA
Molybdenum
139800 139800
11.5.3 29th Energy Level
NANA
Molybdenum
148100 148100
11.5.4 30th Energy Level
NANA
Molybdenum
154500 154500
12.3 Electrochemical Equivalent
1.89 g/amp-hr2.15 g/amp-hr
Beryllium
0.16812 8.3209
12.5 Electron Work Function
2.50 eVNA
Cesium
2.14 5.65
12.6 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Ionization, Radioactive Isotopes, Solubility
13 Atomic
13.1 Atomic Number
6370
Lithium
3 117
13.2 Electron Configuration
[Xe] 4f7 6s2
[Xe] 4f14 6s2
13.3 Crystal Structure
Body Centered Cubic (BCC)
Face Centered Cubic (FCC)
13.3.1 Crystal Lattice
13.4 Atom
13.4.1 Number of Protons
6370
Lithium
3 117
13.4.4 Number of Neutrons
89103
Lithium
4 184
13.5.2 Number of Electrons
6370
Lithium
3 117
13.8 Radius of an Atom
13.8.1 Atomic Radius
180.00 pm176.00 pm
Beryllium
112 265
13.9.4 Covalent Radius
198.00 pm187.00 pm
Beryllium
96 260
13.9.8 Van der Waals Radius
233.00 pm242.00 pm
Zinc
139 348
13.10 Atomic Weight
151.96 amu173.05 amu
Lithium
6.94 294
13.11 Atomic Volume
28.90 cm3/mol24.79 cm3/mol
Manganese
1.39 71.07
13.12 Adjacent Atomic Numbers
13.12.1 Previous Element
13.12.2 Next Element
13.13 Valence Electron Potential
45.60 (-eV)50.30 (-eV)
Francium
8 392.42
13.14 Lattice Constant
458.10 pm548.47 pm
Beryllium
228.58 891.25
13.15 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
13.16 Lattice C/A Ratio
NANA
Beryllium
1.567 1.886
14 Mechanical
14.1 Density
14.1.1 Density At Room Temperature
5.26 g/cm36.90 g/cm3
Lithium
0.534 40.7
14.1.4 Density When Liquid (at m.p.)
5.13 g/cm36.21 g/cm3
Lithium
0.512 20
14.2 Tensile Strength
120.00 MPa58.00 MPa
Indium
2.5 11000
14.3 Viscosity
NANA
Mercury
0.001526 0.001526
14.4 Vapor Pressure
14.4.1 Vapor Pressure at 1000 K
19.40 (Pa)NA
Cerium
2.47E-11 121
14.4.4 Vapor Pressure at 2000 K
NANA
Tungsten
2.62E-10 774
14.5 Elasticity properties
14.5.1 Shear Modulus
7.90 GPa9.90 GPa
Potassium
1.3 222
14.5.4 Bulk Modulus
8.30 GPa30.50 GPa
Cesium
1.6 462
14.5.9 Young's Modulus
18.20 GPa23.90 GPa
Cesium
1.7 528
14.6 Poisson Ratio
0.150.21
Beryllium
0.032 0.47
14.7 Other Mechanical Properties
Ductile
Ductile, Malleable
15 Magnetic
15.1 Magnetic Characteristics
15.1.1 Specific Gravity
5.246.97
Lithium
0.53 4500
15.1.5 Magnetic Ordering
Paramagnetic
Paramagnetic
15.1.6 Permeability
NANA
Bismuth
1.25643E-06 0.0063
15.1.10 Susceptibility
NANA
Bismuth
-0.000166 200000
15.2 Electrical Properties
15.2.1 Electrical Property
Conductor
Conductor
15.2.2 Resistivity
0.90 nΩ·m0.25 nΩ·m
Thallium
0.18 961
15.3.2 Electrical Conductivity
0.01 106/cm Ω0.04 106/cm Ω
Plutonium
0.00666 0.63
15.4.2 Electron Affinity
50.00 kJ/mol50.00 kJ/mol
Mercury
0 222.8
17 Thermal
17.1 Specific Heat
0.18 J/(kg K)0.15 J/(kg K)
Americium
0.11 3.6
17.6 Molar Heat Capacity
27.66 J/mol·K26.74 J/mol·K
Beryllium
16.443 62.7
17.7 Thermal Conductivity
13.90 W/m·K38.50 W/m·K
Neptunium
6.3 429
17.9 Critical Temperature
NA26.30 K
Mercury
26.3 3223
18.2 Thermal Expansion
35.00 µm/(m·K)26.30 µm/(m·K)
Tungsten
4.5 97
18.7 Enthalpy
18.7.1 Enthalpy of Vaporization
143.50 kJ/mol128.90 kJ/mol
Zinc
7.32 799.1
18.8.1 Enthalpy of Fusion
9.21 kJ/mol7.66 kJ/mol
Cesium
2.1 35.23
18.9.1 Enthalpy of Atomization
180.00 kJ/mol180.00 kJ/mol
Mercury
61.5 837
18.12 Standard Molar Entropy
77.80 J/mol.K59.90 J/mol.K
Beryllium
9.5 198.1