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Samarium
Samarium

Moscovium
Moscovium



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Samarium
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Moscovium

Samarium Moscovium Comparison

1 Periodic Table
1.1 Symbol
Sm
Mc
1.2 Group Number
NA15
Gadolinium Metal
0 17
1.3 Period Number
67
Lithium Metal
2 7
1.3 Block
f block
p block
1.4 Element Family
Lanthanide
Probably Post-​Transition
1.5 CAS Number
744019954085642
Aluminium Metal
7429905 54386242
1.6 Space Group Name
R_ 3m
Not Available
1.7 Space Group Number
166.00NA
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Samarium metals helps stimulating body metabolism.
  • Samarium metals was 1st observed by Jean Charles Galissard de Marignac in Dydimia in 1853.
Not Available
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Synthetically Produced
2.3 History
2.3.1 Who Discovered
Lecoq de Boisbaudran
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
2.3.2 Discovery
In 1879
In 2003
2.4 Abundance
2.4.1 Abundance In Universe
5 * 10-7 %NA
Thallium Metal
5E-09 0.11
2.7.1 Abundance In Sun
~0.0000001 %~-9999 %
Beryllium Metal
1E-08 0.1
2.9.1 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
2.9.2 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
3.4.2 Abundance In Oceans
0.00 %NA
Protactinium Metal
2E-23 1.1
3.4.4 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
4 Uses
4.1 Uses & Benefits
  • Magnets of Samarium cobalt alloy are stronger than that of Iron and hence, they are used in microwave application.
  • Samarium metal also used in optical lasers and infrared absorbing glasses and as a neutron absorber.
  • Currently known uses of Ununpentium metal are limited to research purpose only.
4.1.1 Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry
NA
4.1.2 Medical Uses
NA
NA
4.1.3 Other Uses
Alloys, In Nuclear Reactors
Research Purposes
4.2 Biological Properties
4.2.1 Toxicity
Slightly Toxic
Unknown
4.2.2 Present in Human Body
4.2.4 In Blood
0.01 Blood/mg dm-3NA
Plutonium Metal
0 1970
4.2.5 In Bone
NANA
Plutonium Metal
0 170000
5 Physical
5.1 Melting Point
1,072.00 °C400.00 °C
Francium Metal
27 3410
5.2 Boiling Point
1,900.00 °C1,100.00 °C
Flerovium Metal
147 5660
5.3 Appearance
5.3.1 Physical State
Solid
Solid
5.3.2 Color
Silvery White
Unknown
5.3.3 Luster
Lustrous
Unknown Luster
5.4 Hardness
5.4.1 Mohs Hardness
NANA
Cesium Metal
0.2 8.5
6.2.4 Brinell Hardness
441.00 MPaNA
Cesium Metal
0.14 3490
6.2.6 Vickers Hardness
412.00 MPaNA
Palladium Metal
121 3430
7.2 Speed of Sound
2,130.00 m/sNA
Thallium Metal
818 16200
7.3 Optical Properties
7.3.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
7.4.1 Reflectivity
NANA
Molybdenum Metal
58 97
7.5 Allotropes
7.5.1 α Allotropes
Not Available
Not Available
7.5.2 β Allotropes
Not Available
Not Available
7.5.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
Sm
Mc
8.2 Isotopes
8.2.1 Known Isotopes
305
Tennessine Metal
0 38
8.5 Electronegativity
8.5.1 Pauling Electronegativity
1.17NA
Francium Metal
0.7 2.54
8.5.3 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
8.5.5 Allred Rochow Electronegativity
1.07NA
Cesium Metal
0.86 1.82
8.5.6 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
8.6.1 Allen Electronegativity
NANA
Cesium Metal
0.659 2.7
8.8 Electropositivity
8.8.1 Pauling Electropositivity
2.83NA
Gold Metal
1.46 3.3
8.9 Ionization Energies
8.9.1 1st Energy Level
544.50 kJ/mol538.40 kJ/mol
Cesium Metal
375.7 26130
9.2.2 2nd Energy Level
1,070.00 kJ/mol1,756.00 kJ/mol
Ruthenium Metal
710.2162 28750
9.2.3 3rd Energy Level
2,260.00 kJ/mol2,653.30 kJ/mol
Osmium Metal
1600 34230
9.3.2 4th Energy Level
3,990.00 kJ/mol4,679.50 kJ/mol
Thorium Metal
2780 37066
9.3.4 5th Energy Level
NA5,721.60 kJ/mol
Dubnium Metal
4305.2 97510
9.3.6 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
9.3.7 7th Energy level
NANA
Bohrium Metal
7226.8 114300
9.3.9 8th Energy Level
NANA
Hassium Metal
8857.4 125300
9.3.11 9th Energy Level
NANA
Yttrium Metal
14110 134700
9.3.12 10th Energy Level
NANA
Strontium Metal
17100 144300
9.4.2 11th Energy Level
NANA
Yttrium Metal
19900 169988
9.5.2 12th Energy Level
NANA
Molybdenum Metal
22219 189368
9.5.4 13th Energy Level
NANA
Molybdenum Metal
26930 76015
9.5.6 14th Energy Level
NANA
Molybdenum Metal
29196 86450
9.5.8 15th Energy Level
NANA
Manganese Metal
41987 97510
9.5.9 16th Energy Level
NANA
Iron Metal
47206 109480
9.5.11 17th Energy Level
NANA
Cobalt Metal
52737 122200
9.5.13 18th Energy Level
NANA
Nickel Metal
58570 134810
9.5.15 19th Energy Level
NANA
Copper Metal
64702 148700
9.5.16 20th Energy Level
NANA
Molybdenum Metal
80400 171200
9.5.18 21st Energy Level
NANA
Molybdenum Metal
87000 179100
9.5.20 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
9.5.21 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
9.5.23 24th Energy Level
NANA
Molybdenum Metal
104400 195200
9.5.24 25th Energy Level
NANA
Molybdenum Metal
121900 121900
9.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
9.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
9.5.29 28th Energy Level
NANA
Molybdenum Metal
139800 139800
9.5.31 29th Energy Level
NANA
Molybdenum Metal
148100 148100
9.5.32 30th Energy Level
NANA
Molybdenum Metal
154500 154500
9.6 Electrochemical Equivalent
1.87 g/amp-hrNA
Beryllium Metal
0.16812 8.3209
9.7 Electron Work Function
2.70 eVNA
Cesium Metal
2.14 5.65
9.8 Other Chemical Properties
Ionization, Radioactive Isotopes
Chemical Stability, Ionization
10 Atomic
10.1 Atomic Number
62115
Lithium Metal
3 117
10.2 Electron Configuration
[Xe] 4f6 6s2
[Rn] 5f14 6d10 7s2 7p3
10.3 Crystal Structure
Rhombohedral (RHO)
Not Known
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
62115
Lithium Metal
3 117
10.4.3 Number of Neutrons
88159
Lithium Metal
4 184
10.4.5 Number of Electrons
62115
Lithium Metal
3 117
10.5 Radius of an Atom
10.5.1 Atomic Radius
180.00 pmNA
Beryllium Metal
112 265
10.5.3 Covalent Radius
198.00 pmNA
Beryllium Metal
96 260
10.5.5 Van der Waals Radius
229.00 pmNA
Zinc Metal
139 348
10.6 Atomic Weight
150.36 amu289.00 amu
Lithium Metal
6.94 294
10.7 Atomic Volume
19.95 cm3/molNA
Manganese Metal
1.39 71.07
10.8 Adjacent Atomic Numbers
10.8.1 Previous Element
10.8.2 Next Element
10.9 Valence Electron Potential
44.80 (-eV)NA
Francium Metal
8 392.42
10.10 Lattice Constant
362.10 pmNA
Beryllium Metal
228.58 891.25
10.11 Lattice Angles
π/2, π/2, 2 π/3
NA
10.12 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
7.52 g/cm34.51 g/cm3
Lithium Metal
0.534 40.7
11.1.2 Density When Liquid (at m.p.)
7.16 g/cm3NA
Lithium Metal
0.512 20
11.3 Tensile Strength
NANA
Indium Metal
2.5 11000
12.2 Viscosity
NANA
Mercury Metal
0.001526 0.001526
12.3 Vapor Pressure
12.3.1 Vapor Pressure at 1000 K
0.94 (Pa)NA
Cerium Metal
2.47E-11 121
12.6.2 Vapor Pressure at 2000 K
NANA
Tungsten Metal
2.62E-10 774
12.7 Elasticity properties
12.7.1 Shear Modulus
19.50 GPaNA
Potassium Metal
1.3 222
12.7.2 Bulk Modulus
37.80 GPaNA
Cesium Metal
1.6 462
12.7.4 Young's Modulus
49.70 GPaNA
Cesium Metal
1.7 528
12.9 Poisson Ratio
0.27NA
Beryllium Metal
0.032 0.47
12.10 Other Mechanical Properties
NA
Unknown
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
7.52NA
Lithium Metal
0.53 4500
13.1.3 Magnetic Ordering
Paramagnetic
Paramagnetic
13.1.4 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
13.2.1 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
13.3 Electrical Properties
13.3.1 Electrical Property
Conductor
Unknown
13.3.2 Resistivity
0.94 nΩ·mNA
Thallium Metal
0.18 961
13.4.1 Electrical Conductivity
0.01 106/cm ΩNA
Plutonium Metal
0.00666 0.63
13.6.1 Electron Affinity
50.00 kJ/molNA
Mercury Metal
0 222.8
14 Thermal
14.1 Specific Heat
0.20 J/(kg K)NA
Americium Metal
0.11 3.6
14.4 Molar Heat Capacity
29.54 J/mol·KNA
Beryllium Metal
16.443 62.7
15.2 Thermal Conductivity
13.30 W/m·KNA
Neptunium Metal
6.3 429
15.3 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
15.4 Thermal Expansion
12.70 µm/(m·K)NA
Tungsten Metal
4.5 97
15.7 Enthalpy
15.7.1 Enthalpy of Vaporization
166.40 kJ/molNA
Zinc Metal
7.32 799.1
15.8.2 Enthalpy of Fusion
8.62 kJ/molNA
Cesium Metal
2.1 35.23
15.8.4 Enthalpy of Atomization
209.00 kJ/molNA
Mercury Metal
61.5 837
15.10 Standard Molar Entropy
69.60 J/mol.KNA
Beryllium Metal
9.5 198.1