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Europium
Europium

Sodium
Sodium



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Europium vs Sodium

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1 Periodic Table
1.1 Symbol
Eu
Na
1.2 Group Number
NA1
Gadolinium
0 17
1.3 Period Number
63
Lithium
2 7
1.4 Block
f block
s block
1.5 Element Family
Lanthanide
Alkali
1.6 CAS Number
74405317440235
Aluminium
7429905 54386242
1.7 Space Group Name
Im_ 3m
Im_ 3m
1.8 Space Group Number
229.00229.00
Plutonium
11 229
2 Facts
2.1 Interesting Facts
Not Available
  • At room temperature Sodium metal is very soft as it can be chopped down into pieces with butter knife.
  • The most common compound of Sodium is NaCl (Salt).
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
By Electrolysis Process, Mining
2.3 History
2.3.1 Who Discovered
Eugène-Anatole Demarçay
Humphry Davy
2.3.2 Discovery
In 1896
In 1807
2.4 Abundance
2.4.1 Abundance In Universe
5 * 10-8 %2 * 10-3 %
Thallium
5E-09 0.11
2.4.2 Abundance In Sun
~0.00000005 %~0.004 %
Beryllium
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %0.55 %
Gold
1.7E-07 22
2.5.1 Abundance In Earth's Crust
0.00 %2.30 %
Radium
9.9E-12 8.1
1.2.1 Abundance In Oceans
0.00 %1.10 %
Protactinium
2E-23 1.1
1.2.2 Abundance In Humans
NA0.14 %
Radium
1E-13 1.4
2 Uses
2.1 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.
  • In some nuclear reactors sodium is used as a heat exchanger.
  • Compound of Sodium metals called Salt (Sodium chloride) is used in Food.
2.1.1 Industrial Uses
Chemical Industry
Electrical Industry, Electronic Industry
2.1.2 Medical Uses
NA
Pharmaceutical Industry
2.1.3 Other Uses
Alloys
Alloys
2.2 Biological Properties
2.2.1 Toxicity
Non Toxic
Toxic
2.2.2 Present in Human Body
2.2.3 In Blood
NA1,970.00 Blood/mg dm-3
Plutonium
0 1970
2.2.4 In Bone
NA10,000.00 p.p.m.
Plutonium
0 170000
3 Physical
3.1 Melting Point
822.00 °C97.72 °C
Francium
27 3410
1.6 Boiling Point
1,597.00 °C883.00 °C
Flerovium
147 5660
2.7 Appearance
2.7.1 Physical State
Solid
Solid
2.7.2 Color
Silvery White
Silvery White
2.7.3 Luster
Lustrous
Metallic
2.8 Hardness
2.8.1 Mohs Hardness
NA0.50
Cesium
0.2 8.5
3.10.3 Brinell Hardness
NA0.69 MPa
Cesium
0.14 3490
3.14.2 Vickers Hardness
167.00 MPaNA
Palladium
121 3430
4.5 Speed of Sound
NA3,200.00 m/s
Thallium
818 16200
5.5 Optical Properties
5.5.1 Refractive Index
NANA
Mercury
1.000933 1.7229
5.5.3 Reflectivity
NANA
Molybdenum
58 97
5.6 Allotropes
5.6.1 α Allotropes
Not Available
Not Available
5.6.2 β Allotropes
Not Available
Not Available
5.6.3 γ Allotropes
Not Available
Not Available
6 Chemical
6.1 Chemical Formula
Eu
Na
6.2 Isotopes
6.2.1 Known Isotopes
3117
Tennessine
0 38
8.3 Electronegativity
8.3.1 Pauling Electronegativity
1.200.93
Francium
0.7 2.54
8.3.5 Sanderson Electronegativity
1.010.56
Cesium
0.22 2.56
8.3.8 Allred Rochow Electronegativity
NA1.01
Cesium
0.86 1.82
10.2.4 Mulliken-Jaffe Electronegativity
NA0.91
Cesium
0.62 2.48
10.2.6 Allen Electronegativity
NA0.87
Cesium
0.659 2.7
11.2 Electropositivity
11.2.1 Pauling Electropositivity
NA3.07
Gold
1.46 3.3
11.4 Ionization Energies
11.4.1 1st Energy Level
547.10 kJ/mol495.80 kJ/mol
Cesium
375.7 26130
12.3.4 2nd Energy Level
1,085.00 kJ/mol4,562.00 kJ/mol
Ruthenium
710.2162 28750
12.5.2 3rd Energy Level
2,404.00 kJ/mol6,910.30 kJ/mol
Osmium
1600 34230
13.1.1 4th Energy Level
4,120.00 kJ/mol9,543.00 kJ/mol
Thorium
2780 37066
13.1.4 5th Energy Level
NA13,354.00 kJ/mol
Dubnium
4305.2 97510
13.2.2 6th Energy Level
NA16,613.00 kJ/mol
Seaborgium
5715.8 105800
13.3.1 7th Energy level
NA20,117.00 kJ/mol
Bohrium
7226.8 114300
13.6.1 8th Energy Level
NA25,496.00 kJ/mol
Hassium
8857.4 125300
13.6.2 9th Energy Level
NA28,932.00 kJ/mol
Yttrium
14110 134700
13.7.2 10th Energy Level
NA141,362.00 kJ/mol
Strontium
17100 144300
13.9.5 11th Energy Level
NA159,076.00 kJ/mol
Yttrium
19900 169988
15.2.2 12th Energy Level
NANA
Molybdenum
22219 189368
15.5.1 13th Energy Level
NANA
Molybdenum
26930 76015
15.5.4 14th Energy Level
NANA
Molybdenum
29196 86450
15.6.4 15th Energy Level
NANA
Manganese
41987 97510
16.2.2 16th Energy Level
NANA
Iron
47206 109480
16.2.5 17th Energy Level
NANA
Cobalt
52737 122200
16.4.2 18th Energy Level
NANA
Nickel
58570 134810
16.4.4 19th Energy Level
NANA
Copper
64702 148700
16.6.2 20th Energy Level
NANA
Molybdenum
80400 171200
16.6.5 21st Energy Level
NANA
Molybdenum
87000 179100
16.7.2 22nd Energy Level
NANA
Molybdenum
93400 184900
16.7.5 23rd Energy Level
NANA
Molybdenum
98420 198800
16.7.7 24th Energy Level
NANA
Molybdenum
104400 195200
16.7.10 25th Energy Level
NANA
Molybdenum
121900 121900
16.7.12 26th Energy Level
NANA
Molybdenum
127700 127700
16.7.14 27th Energy Level
NANA
Molybdenum
133800 133800
16.8.3 28th Energy Level
NANA
Molybdenum
139800 139800
16.9.2 29th Energy Level
NANA
Molybdenum
148100 148100
16.9.4 30th Energy Level
NANA
Molybdenum
154500 154500
16.10 Electrochemical Equivalent
1.89 g/amp-hr0.86 g/amp-hr
Beryllium
0.16812 8.3209
16.11 Electron Work Function
2.50 eV2.75 eV
Cesium
2.14 5.65
16.12 Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility
Chemical Stability, Corrosion, Flammability, Ionization, Solubility
17 Atomic
17.1 Atomic Number
6311
Lithium
3 117
17.2 Electron Configuration
[Xe] 4f7 6s2
[Ne] 3s1
17.3 Crystal Structure
Body Centered Cubic (BCC)
Body Centered Cubic (BCC)
17.3.1 Crystal Lattice
17.4 Atom
17.4.1 Number of Protons
6311
Lithium
3 117
17.4.6 Number of Neutrons
8912
Lithium
4 184
17.4.10 Number of Electrons
6311
Lithium
3 117
17.5 Radius of an Atom
17.5.1 Atomic Radius
180.00 pm186.00 pm
Beryllium
112 265
17.5.5 Covalent Radius
198.00 pm166.00 pm
Beryllium
96 260
17.5.7 Van der Waals Radius
233.00 pm227.00 pm
Zinc
139 348
17.6 Atomic Weight
151.96 amu22.99 amu
Lithium
6.94 294
17.7 Atomic Volume
28.90 cm3/mol23.70 cm3/mol
Manganese
1.39 71.07
17.8 Adjacent Atomic Numbers
17.8.1 Previous Element
17.8.2 Next Element
17.9 Valence Electron Potential
45.60 (-eV)14.10 (-eV)
Francium
8 392.42
17.10 Lattice Constant
458.10 pm429.06 pm
Beryllium
228.58 891.25
17.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
17.12 Lattice C/A Ratio
NANA
Beryllium
1.567 1.886
18 Mechanical
18.1 Density
18.1.1 Density At Room Temperature
5.26 g/cm30.97 g/cm3
Lithium
0.534 40.7
18.1.6 Density When Liquid (at m.p.)
5.13 g/cm30.93 g/cm3
Lithium
0.512 20
18.2 Tensile Strength
120.00 MPaNA
Indium
2.5 11000
18.3 Viscosity
NANA
Mercury
0.001526 0.001526
18.4 Vapor Pressure
18.4.1 Vapor Pressure at 1000 K
19.40 (Pa)NA
Cerium
2.47E-11 121
18.5.1 Vapor Pressure at 2000 K
NANA
Tungsten
2.62E-10 774
18.7 Elasticity properties
18.7.1 Shear Modulus
7.90 GPa3.30 GPa
Potassium
1.3 222
19.1.1 Bulk Modulus
8.30 GPa6.30 GPa
Cesium
1.6 462
19.4.4 Young's Modulus
18.20 GPa10.00 GPa
Cesium
1.7 528
19.6 Poisson Ratio
0.15NA
Beryllium
0.032 0.47
21.2 Other Mechanical Properties
Ductile
NA
22 Magnetic
22.1 Magnetic Characteristics
22.1.1 Specific Gravity
5.240.97
Lithium
0.53 4500
22.3.1 Magnetic Ordering
Paramagnetic
Paramagnetic
22.3.2 Permeability
NANA
Bismuth
1.25643E-06 0.0063
22.8.2 Susceptibility
NANA
Bismuth
-0.000166 200000
22.11 Electrical Properties
22.11.1 Electrical Property
Conductor
Conductor
22.11.2 Resistivity
0.90 nΩ·m47.70 nΩ·m
Thallium
0.18 961
23.2.1 Electrical Conductivity
0.01 106/cm Ω0.21 106/cm Ω
Plutonium
0.00666 0.63
23.7.3 Electron Affinity
50.00 kJ/mol52.80 kJ/mol
Mercury
0 222.8
24 Thermal
24.1 Specific Heat
0.18 J/(kg K)1.23 J/(kg K)
Americium
0.11 3.6
24.4 Molar Heat Capacity
27.66 J/mol·K28.23 J/mol·K
Beryllium
16.443 62.7
25.3 Thermal Conductivity
13.90 W/m·K142.00 W/m·K
Neptunium
6.3 429
26.4 Critical Temperature
NA2,573.00 K
Ytterbium
26.3 3223
26.6 Thermal Expansion
35.00 µm/(m·K)71.00 µm/(m·K)
Tungsten
4.5 97
26.7 Enthalpy
26.7.1 Enthalpy of Vaporization
143.50 kJ/mol89.04 kJ/mol
Zinc
7.32 799.1
26.9.1 Enthalpy of Fusion
9.21 kJ/mol2.59 kJ/mol
Cesium
2.1 35.23
26.14.3 Enthalpy of Atomization
180.00 kJ/mol108.40 kJ/mol
Mercury
61.5 837
26.17 Standard Molar Entropy
77.80 J/mol.K51.30 J/mol.K
Beryllium
9.5 198.1