×

Praseodymium
Praseodymium

Nobelium
Nobelium



ADD
Compare
X
Praseodymium
X
Nobelium

Praseodymium Nobelium Comparison

1 Periodic Table
1.1 Symbol
1.2 Group Number
NANA
Gadolinium Metal
0 17
1.3 Period Number
67
Lithium Metal
2 7
1.4 Block
f block
f block
1.5 Element Family
Lanthanide
Actinide
1.6 CAS Number
744010010028145
Aluminium Metal
7429905 54386242
1.7 Space Group Name
P63/mmc
Not Available
1.8 Space Group Number
194.00NA
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Praseodymium metal is synthetically produced metal.
  • Praseodymium is used as possible fuel for radioactive generators.
  • The most stable isotope of Nobelium metal is No-259.
  • No-259 has a half-life of fifty-eight minutes.
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Bombarding Curium-246 or Curium-249 with Carbon-12 Nuclei, Found in Minerals, Mining
2.3 History
2.3.1 Who Discovered
Not Available
Joint Institute for Nuclear Research
2.3.2 Discovery
In 1885
In 1966
2.4 Abundance
2.4.1 Abundance In Universe
2 * 10-7 %NA
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.0000001 %~-9999 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
0.00 %NA
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • The main use of Praseodymium include alloys. Praseodymium –Magnesium alloy is used in aircraft engines due to its high strength.
  • This metal is also used while making a permanent magnets.
  • Currently known uses of Nobelium metal are limited to research purpose only.
3.1.1 Industrial Uses
Chemical Industry
NA
3.1.2 Medical Uses
NA
NA
3.1.3 Other Uses
Alloys
Research Purposes
3.2 Biological Properties
3.2.1 Toxicity
Moderately Toxic
Unknown
3.2.2 Present in Human Body
3.2.3 In Blood
NA0.00 Blood/mg dm-3
Plutonium Metal
0 1970
1.2.4 In Bone
NA0.00 p.p.m.
Plutonium Metal
0 170000
2 Physical
2.1 Melting Point
935.00 °C827.00 °C
Francium Metal
27 3410
1.3 Boiling Point
3,130.00 °CNA
Flerovium Metal
147 5660
1.5 Appearance
1.5.1 Physical State
Solid
Solid
1.5.2 Color
Grayish White
Unknown
1.5.3 Luster
Metallic
Unknown Luster
1.6 Hardness
1.6.1 Mohs Hardness
NANA
Cesium Metal
0.2 8.5
1.9.1 Brinell Hardness
481.00 MPaNA
Cesium Metal
0.14 3490
2.4.2 Vickers Hardness
400.00 MPaNA
Palladium Metal
121 3430
2.5 Speed of Sound
2,280.00 m/sNA
Thallium Metal
818 16200
2.6 Optical Properties
2.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
2.6.3 Reflectivity
NANA
Molybdenum Metal
58 97
3.3 Allotropes
3.3.1 α Allotropes
Not Available
Not Available
3.3.2 β Allotropes
Not Available
Not Available
3.3.3 γ Allotropes
Not Available
Not Available
4 Chemical
4.1 Chemical Formula
4.2 Isotopes
4.2.1 Known Isotopes
3113
Tennessine Metal
0 38
5.2 Electronegativity
5.2.1 Pauling Electronegativity
1.131.30
Francium Metal
0.7 2.54
5.5.2 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
5.5.5 Allred Rochow Electronegativity
1.071.20
Cesium Metal
0.86 1.82
5.6.1 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
5.7.3 Allen Electronegativity
NANA
Cesium Metal
0.659 2.7
6.4 Electropositivity
6.4.1 Pauling Electropositivity
2.872.70
Gold Metal
1.46 3.3
6.5 Ionization Energies
6.5.1 1st Energy Level
527.00 kJ/mol642.00 kJ/mol
Cesium Metal
375.7 26130
6.5.4 2nd Energy Level
1,020.00 kJ/mol1,254.00 kJ/mol
Ruthenium Metal
710.2162 28750
6.5.6 3rd Energy Level
2,086.00 kJ/mol2,643.00 kJ/mol
Osmium Metal
1600 34230
6.7.2 4th Energy Level
3,761.00 kJ/mol3,956.00 kJ/mol
Thorium Metal
2780 37066
6.7.6 5th Energy Level
5,551.00 kJ/molNA
Dubnium Metal
4305.2 97510
6.7.8 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
6.7.11 7th Energy level
NANA
Bohrium Metal
7226.8 114300
6.7.14 8th Energy Level
NANA
Hassium Metal
8857.4 125300
6.7.16 9th Energy Level
NANA
Yttrium Metal
14110 134700
6.7.19 10th Energy Level
NANA
Strontium Metal
17100 144300
6.7.21 11th Energy Level
NANA
Yttrium Metal
19900 169988
6.7.24 12th Energy Level
NANA
Molybdenum Metal
22219 189368
6.7.28 13th Energy Level
NANA
Molybdenum Metal
26930 76015
6.7.31 14th Energy Level
NANA
Molybdenum Metal
29196 86450
6.7.35 15th Energy Level
NANA
Manganese Metal
41987 97510
6.7.39 16th Energy Level
NANA
Iron Metal
47206 109480
6.7.42 17th Energy Level
NANA
Cobalt Metal
52737 122200
6.8.1 18th Energy Level
NANA
Nickel Metal
58570 134810
6.9.1 19th Energy Level
NANA
Copper Metal
64702 148700
7.1.1 20th Energy Level
NANA
Molybdenum Metal
80400 171200
7.4.2 21st Energy Level
NANA
Molybdenum Metal
87000 179100
7.4.3 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
7.4.5 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
7.4.6 24th Energy Level
NANA
Molybdenum Metal
104400 195200
7.4.8 25th Energy Level
NANA
Molybdenum Metal
121900 121900
7.4.9 26th Energy Level
NANA
Molybdenum Metal
127700 127700
7.5.2 27th Energy Level
NANA
Molybdenum Metal
133800 133800
7.5.4 28th Energy Level
NANA
Molybdenum Metal
139800 139800
7.5.6 29th Energy Level
NANA
Molybdenum Metal
148100 148100
7.5.7 30th Energy Level
NANA
Molybdenum Metal
154500 154500
7.7 Electrochemical Equivalent
1.75 g/amp-hr4.83 g/amp-hr
Beryllium Metal
0.16812 8.3209
7.9 Electron Work Function
2.70 eVNA
Cesium Metal
2.14 5.65
7.12 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Radioactivity
8 Atomic
8.1 Atomic Number
59102
Lithium Metal
3 117
8.3 Electron Configuration
[Xe] 4f3 6s2
[Rn] 5f14 7s2
8.4 Crystal Structure
Hexagonal Close Packed (HCP)
Not Known
8.4.1 Crystal Lattice
8.5 Atom
8.5.1 Number of Protons
59102
Lithium Metal
3 117
8.7.1 Number of Neutrons
82157
Lithium Metal
4 184
9.1.2 Number of Electrons
59102
Lithium Metal
3 117
9.2 Radius of an Atom
9.2.1 Atomic Radius
182.00 pmNA
Beryllium Metal
112 265
9.3.1 Covalent Radius
203.00 pmNA
Beryllium Metal
96 260
9.4.1 Van der Waals Radius
239.00 pm246.00 pm
Zinc Metal
139 348
9.6 Atomic Weight
140.91 amu259.00 amu
Lithium Metal
6.94 294
9.8 Atomic Volume
20.80 cm3/molNA
Manganese Metal
1.39 71.07
9.9 Adjacent Atomic Numbers
9.9.1 Previous Element
9.9.2 Next Element
9.10 Valence Electron Potential
42.64 (-eV)26.00 (-eV)
Francium Metal
8 392.42
9.11 Lattice Constant
367.25 pmNA
Beryllium Metal
228.58 891.25
9.12 Lattice Angles
π/2, π/2, 2 π/3
NA
9.13 Lattice C/A Ratio
1.61NA
Beryllium Metal
1.567 1.886
10 Mechanical
10.1 Density
10.1.1 Density At Room Temperature
6.77 g/cm3NA
Lithium Metal
0.534 40.7
11.1.2 Density When Liquid (at m.p.)
6.50 g/cm3NA
Lithium Metal
0.512 20
11.2 Tensile Strength
NANA
Indium Metal
2.5 11000
11.4 Viscosity
NANA
Mercury Metal
0.001526 0.001526
11.5 Vapor Pressure
11.5.1 Vapor Pressure at 1000 K
0.00 (Pa)NA
Cerium Metal
2.47E-11 121
11.5.3 Vapor Pressure at 2000 K
13.20 (Pa)NA
Tungsten Metal
2.62E-10 774
11.6 Elasticity properties
11.6.1 Shear Modulus
14.80 GPaNA
Potassium Metal
1.3 222
12.1.1 Bulk Modulus
28.80 GPaNA
Cesium Metal
1.6 462
12.2.1 Young's Modulus
37.30 GPaNA
Cesium Metal
1.7 528
12.4 Poisson Ratio
0.28NA
Beryllium Metal
0.032 0.47
12.6 Other Mechanical Properties
Ductile, Malleable
Unknown
13 Magnetic
13.1 Magnetic Characteristics
13.1.1 Specific Gravity
6.77NA
Lithium Metal
0.53 4500
13.2.1 Magnetic Ordering
Paramagnetic
Unknown
13.2.2 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
13.2.3 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
13.4 Electrical Properties
13.4.1 Electrical Property
Conductor
Unknown
13.4.2 Resistivity
0.70 nΩ·mNA
Thallium Metal
0.18 961
13.4.4 Electrical Conductivity
0.01 106/cm ΩNA
Plutonium Metal
0.00666 0.63
13.4.6 Electron Affinity
50.00 kJ/molNA
Mercury Metal
0 222.8
14 Thermal
14.1 Specific Heat
0.19 J/(kg K)NA
Americium Metal
0.11 3.6
14.2 Molar Heat Capacity
27.20 J/mol·KNA
Beryllium Metal
16.443 62.7
14.3 Thermal Conductivity
12.50 W/m·KNA
Neptunium Metal
6.3 429
14.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
14.5 Thermal Expansion
6.70 µm/(m·K)NA
Tungsten Metal
4.5 97
14.6 Enthalpy
14.6.1 Enthalpy of Vaporization
296.80 kJ/molNA
Zinc Metal
7.32 799.1
14.6.2 Enthalpy of Fusion
6.89 kJ/molNA
Cesium Metal
2.1 35.23
14.6.3 Enthalpy of Atomization
368.00 kJ/molNA
Mercury Metal
61.5 837
14.7 Standard Molar Entropy
73.20 J/mol.KNA
Beryllium Metal
9.5 198.1