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Nobelium
Nobelium

Holmium
Holmium



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Nobelium
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Holmium

Nobelium Holmium Comparison

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1 Periodic Table
1.1 Symbol
1.2 Group Number
NANA
Gadolinium Metal
0 17
1.3 Period Number
76
Lithium Metal
2 7
1.3 Block
f block
f block
1.4 Element Family
Actinide
Lanthanide
1.5 CAS Number
100281457440600
Aluminium Metal
7429905 54386242
1.6 Space Group Name
Not Available
P63/mmc
1.7 Space Group Number
NA194.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • The most stable isotope of Nobelium metal is No-259.
  • No-259 has a half-life of fifty-eight minutes.
  • Holmium metal is very soft and malleable.
  • Holmium metal is well known for its corrosion resistivity.
2.2 Sources
Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Joint Institute for Nuclear Research
Marc Delafontaine
2.3.2 Discovery
In 1966
In 1878
2.4 Abundance
2.4.1 Abundance In Universe
NA5 * 10-8 %
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~-9999 %~-9999 %
Beryllium Metal
1E-08 0.1
2.7.1 Abundance In Meteorites
NA0.00 %
Gold Metal
1.7E-07 22
2.7.2 Abundance In Earth's Crust
NA0.00 %
Radium Metal
9.9E-12 8.1
2.9.1 Abundance In Oceans
NA0.00 %
Protactinium Metal
2E-23 1.1
3.4.2 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
4 Uses
4.1 Uses & Benefits
  • Currently known uses of Nobelium metal are limited to research purpose only.
  • Holmium metal has an ability to absorb neutrons, so this metal is used in nuclear reactors to keep the chain reactions of elements under control.
  • Alloys of Holmium are used to produce Magnet.
4.1.1 Industrial Uses
NA
NA
4.1.2 Medical Uses
NA
NA
4.1.3 Other Uses
Research Purposes
Alloys, Nuclear Research
4.2 Biological Properties
4.2.1 Toxicity
Unknown
Low Toxic
4.2.2 Present in Human Body
4.2.3 In Blood
0.00 Blood/mg dm-3NA
Plutonium Metal
0 1970
4.2.4 In Bone
0.00 p.p.m.NA
Plutonium Metal
0 170000
5 Physical
5.1 Melting Point
827.00 °C1,461.00 °C
Francium Metal
27 3410
5.2 Boiling Point
NA2,600.00 °C
Flerovium Metal
147 5660
5.3 Appearance
5.3.1 Physical State
Solid
Solid
5.3.2 Color
Unknown
Silvery White
5.3.3 Luster
Unknown Luster
Metallic
5.4 Hardness
5.4.1 Mohs Hardness
NANA
Cesium Metal
0.2 8.5
5.4.3 Brinell Hardness
NA746.00 MPa
Cesium Metal
0.14 3490
5.4.5 Vickers Hardness
NA481.00 MPa
Palladium Metal
121 3430
5.5 Speed of Sound
NA2,760.00 m/s
Thallium Metal
818 16200
6.3 Optical Properties
6.3.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
7.1.1 Reflectivity
NANA
Molybdenum Metal
58 97
7.2 Allotropes
7.2.1 α Allotropes
Not Available
Not Available
7.2.2 β Allotropes
Not Available
Not Available
7.2.3 γ Allotropes
Not Available
Not Available
8 Chemical
8.1 Chemical Formula
8.2 Isotopes
8.2.1 Known Isotopes
1334
Tennessine Metal
0 38
8.4 Electronegativity
8.4.1 Pauling Electronegativity
1.301.23
Francium Metal
0.7 2.54
8.6.2 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
8.6.4 Allred Rochow Electronegativity
1.201.10
Cesium Metal
0.86 1.82
8.6.5 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
8.6.7 Allen Electronegativity
NANA
Cesium Metal
0.659 2.7
8.8 Electropositivity
8.8.1 Pauling Electropositivity
2.702.77
Gold Metal
1.46 3.3
8.9 Ionization Energies
8.9.1 1st Energy Level
642.00 kJ/mol581.00 kJ/mol
Cesium Metal
375.7 26130
8.10.2 2nd Energy Level
1,254.00 kJ/mol1,140.00 kJ/mol
Ruthenium Metal
710.2162 28750
8.10.4 3rd Energy Level
2,643.00 kJ/mol2,204.00 kJ/mol
Osmium Metal
1600 34230
9.2.2 4th Energy Level
3,956.00 kJ/mol4,100.00 kJ/mol
Thorium Metal
2780 37066
9.3.2 5th Energy Level
NANA
Dubnium Metal
4305.2 97510
9.3.4 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
9.3.5 7th Energy level
NANA
Bohrium Metal
7226.8 114300
9.3.7 8th Energy Level
NANA
Hassium Metal
8857.4 125300
9.3.9 9th Energy Level
NANA
Yttrium Metal
14110 134700
9.3.10 10th Energy Level
NANA
Strontium Metal
17100 144300
9.3.12 11th Energy Level
NANA
Yttrium Metal
19900 169988
9.4.2 12th Energy Level
NANA
Molybdenum Metal
22219 189368
9.5.2 13th Energy Level
NANA
Molybdenum Metal
26930 76015
9.5.4 14th Energy Level
NANA
Molybdenum Metal
29196 86450
9.5.6 15th Energy Level
NANA
Manganese Metal
41987 97510
9.5.8 16th Energy Level
NANA
Iron Metal
47206 109480
9.5.9 17th Energy Level
NANA
Cobalt Metal
52737 122200
9.5.11 18th Energy Level
NANA
Nickel Metal
58570 134810
9.5.13 19th Energy Level
NANA
Copper Metal
64702 148700
9.5.15 20th Energy Level
NANA
Molybdenum Metal
80400 171200
9.5.17 21st Energy Level
NANA
Molybdenum Metal
87000 179100
9.5.18 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
9.5.20 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
9.5.22 24th Energy Level
NANA
Molybdenum Metal
104400 195200
9.5.23 25th Energy Level
NANA
Molybdenum Metal
121900 121900
9.5.25 26th Energy Level
NANA
Molybdenum Metal
127700 127700
9.5.26 27th Energy Level
NANA
Molybdenum Metal
133800 133800
9.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
9.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
9.5.31 30th Energy Level
NANA
Molybdenum Metal
154500 154500
9.6 Electrochemical Equivalent
4.83 g/amp-hr2.02 g/amp-hr
Beryllium Metal
0.16812 8.3209
9.7 Electron Work Function
NANA
Cesium Metal
2.14 5.65
9.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
10 Atomic
10.1 Atomic Number
10267
Lithium Metal
3 117
10.2 Electron Configuration
[Rn] 5f14 7s2
[Xe] 4f11 6s2
10.3 Crystal Structure
Not Known
Hexagonal Close Packed (HCP)
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
10267
Lithium Metal
3 117
10.4.3 Number of Neutrons
15798
Lithium Metal
4 184
10.4.5 Number of Electrons
10267
Lithium Metal
3 117
10.5 Radius of an Atom
10.5.1 Atomic Radius
NA176.00 pm
Beryllium Metal
112 265
10.5.3 Covalent Radius
NA192.00 pm
Beryllium Metal
96 260
10.5.5 Van der Waals Radius
246.00 pm216.00 pm
Zinc Metal
139 348
10.6 Atomic Weight
259.00 amu164.93 amu
Lithium Metal
6.94 294
10.7 Atomic Volume
NA18.70 cm3/mol
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
26.00 (-eV)47.90 (-eV)
Francium Metal
8 392.42
10.10 Lattice Constant
NA357.73 pm
Beryllium Metal
228.58 891.25
10.11 Lattice Angles
NA
π/2, π/2, 2 π/3
10.12 Lattice C/A Ratio
NA1.57
Beryllium Metal
1.567 1.886
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
NA8.79 g/cm3
Lithium Metal
0.534 40.7
11.2.1 Density When Liquid (at m.p.)
NA8.34 g/cm3
Lithium Metal
0.512 20
12.2 Tensile Strength
NANA
Indium Metal
2.5 11000
12.4 Viscosity
NANA
Mercury Metal
0.001526 0.001526
12.7 Vapor Pressure
12.7.1 Vapor Pressure at 1000 K
NA0.00 (Pa)
Cerium Metal
2.47E-11 121
12.7.3 Vapor Pressure at 2000 K
NANA
Tungsten Metal
2.62E-10 774
12.8 Elasticity properties
12.8.1 Shear Modulus
NA26.30 GPa
Potassium Metal
1.3 222
12.8.3 Bulk Modulus
NA40.20 GPa
Cesium Metal
1.6 462
12.9.3 Young's Modulus
NA64.80 GPa
Cesium Metal
1.7 528
12.10 Poisson Ratio
NA0.23
Beryllium Metal
0.032 0.47
12.12 Other Mechanical Properties
Unknown
Ductile, Malleable, Sectile
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
NA8.80
Lithium Metal
0.53 4500
13.2.1 Magnetic Ordering
Unknown
Paramagnetic
13.2.2 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
13.2.3 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
13.5 Electrical Properties
13.5.1 Electrical Property
Unknown
Conductor
13.5.2 Resistivity
NA814.00 nΩ·m
Thallium Metal
0.18 961
13.6.1 Electrical Conductivity
NA0.01 106/cm Ω
Plutonium Metal
0.00666 0.63
14.1.2 Electron Affinity
NA50.00 kJ/mol
Mercury Metal
0 222.8
15 Thermal
15.1 Specific Heat
NA0.16 J/(kg K)
Americium Metal
0.11 3.6
15.2 Molar Heat Capacity
NA27.15 J/mol·K
Beryllium Metal
16.443 62.7
15.4 Thermal Conductivity
NA16.20 W/m·K
Neptunium Metal
6.3 429
15.6 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
15.8 Thermal Expansion
NA11.20 µm/(m·K)
Tungsten Metal
4.5 97
15.9 Enthalpy
15.9.1 Enthalpy of Vaporization
NA241.00 kJ/mol
Zinc Metal
7.32 799.1
15.10.2 Enthalpy of Fusion
NA11.76 kJ/mol
Cesium Metal
2.1 35.23
15.10.4 Enthalpy of Atomization
NA301.00 kJ/mol
Mercury Metal
61.5 837
15.11 Standard Molar Entropy
NA75.30 J/mol.K
Beryllium Metal
9.5 198.1