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Cerium
Cerium

Neptunium
Neptunium



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Properties of Cerium and Neptunium

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1 Physical
1 Melting Point
Properties of T..
795.00 °C
Rank: 56 (Overall)
640.00 °C
Rank: 62 (Overall)
Properties of Francium
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2 Boiling Point
Properties of T..
3,257.00 °C
Rank: 23 (Overall)
3,902.00 °C
Rank: 13 (Overall)
Properties of Flerovium
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3 Hardness
3.1 Mohs Hardness
Properties of C..
2.50
Rank: 14 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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4.3 Brinell Hardness
Properties of O..
186.00 MPa
Rank: 43 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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4.6 Vickers Hardness
Properties of T..
210.00 MPa
Rank: 32 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Palladium
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5 Optical Properties
5.1 Refractive Index
Properties of P..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Mercury
6.2 Reflectivity
Properties of S..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Molybdenum
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8 Speed of Sound
Properties of T..
2,100.00 m/s
Rank: 43 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Thallium
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9 Allotropes
No Lanthanide Series Metals has it !
No Actinide Series Metals has it !
9.2 α Allotropes
Not Available
Not Available
9.3 β Allotropes
Not Available
Not Available
9.4 γ Allotropes
Not Available
Not Available
3 Chemical
1 Chemical Formula
Ce
Np
2 Isotopes
2.1 Known Isotopes
Properties of P..
30
Rank: 9 (Overall)
20
Rank: 19 (Overall)
Properties of Tennessine
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3 Electronegativity
3.1 Pauling Electronegativity
Properties of G..
1.12
Rank: 43 (Overall)
1.36
Rank: 29 (Overall)
Properties of Francium
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3.5 Sanderson Electronegativity
Properties of C..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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3.8 Allred Rochow Electronegativity
Properties of G..
1.08
Rank: 31 (Overall)
1.22
Rank: 26 (Overall)
Properties of Cesium
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3.10 Mulliken-Jaffe Electronegativity
Properties of P..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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3.13 Allen Electronegativity
Properties of B..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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4 Electropositivity
4.1 Pauling Electropositivity
Properties of F..
2.88
Rank: 11 (Overall)
2.64
Rank: 25 (Overall)
Properties of Gold
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5 Ionization Energies
5.1 1st Energy Level
Properties of C..
534.40 kJ/mol
Rank: 76 (Overall)
604.50 kJ/mol
Rank: 50 (Overall)
Properties of Cesium
5.4 2nd Energy Level
Properties of C..
1,050.00 kJ/mol
Rank: 78 (Overall)
1,128.00 kJ/mol
Rank: 72 (Overall)
Properties of Ruthenium
5.6 3rd Energy Level
Properties of C..
1,949.00 kJ/mol
Rank: 78 (Overall)
1,997.00 kJ/mol
Rank: 74 (Overall)
Properties of Osmium
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6 Electrochemical Equivalent
Properties of F..
1.74 g/amp-hr
Rank: 41 (Overall)
1.77 g/amp-hr
Rank: 39 (Overall)
Properties of Beryllium
7 Electron Work Function
Properties of P..
2.84 eV
Rank: 39 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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8 Other Chemical Properties
Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility
Ionization, Radioactive Isotopes, Radioactivity, Solubility
4 Mechanical
1 Density
1.1 Density At Room Temperature
Properties of H..
6.77 g/cm3
Rank: 63 (Overall)
19.38 g/cm3
Rank: 14 (Overall)
Properties of Lithium
1.3 Density When Liquid (at m.p.)
Properties of O..
6.55 g/cm3
Rank: 38 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Lithium
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2 Vapor Pressure
2.1 Vapor Pressure at 1000 K
Properties of S..
0.00 (Pa)
Rank: 34 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cerium
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2.3 Vapor Pressure at 2000 K
Properties of C..
1.04 (Pa)
Rank: 13 (Overall)
0.11 (Pa)
Rank: 17 (Overall)
Properties of Tungsten
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3 Tensile Strength
Properties of I..
Not Available
Rank: N/A (Overall)
125.00 MPa
Rank: 14 (Overall)
Properties of Indium
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4 Viscosity
Properties of M..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Mercury
5 Elasticity properties
5.1 Shear Modulus
Properties of O..
13.50 GPa
Rank: 41 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Potassium
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5.4 Bulk Modulus
Properties of O..
21.50 GPa
Rank: 42 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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6.2 Young's Modulus
Properties of I..
33.60 GPa
Rank: 43 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Cesium
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7 Poisson Ratio
Properties of G..
0.24
Rank: 27 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Beryllium
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8 Other Mechanical Properties
Ductile, Malleable
Ductile
5 Periodic Table
1 Symbol
Ce
Np
2 Group Number
Properties of T..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Gadolinium
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4 Period Number
Properties of U..
6
Rank: 2 (Overall)
7
Rank: 1 (Overall)
Properties of Lithium
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5 Block
f block
f block
6 Element Family
Lanthanide
Actinide
6 Atomic
1 Atomic Number
Properties of T..
58
Rank: 58 (Overall)
93
Rank: 25 (Overall)
Properties of Lithium
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3 Atomic Weight
Properties of T..
140.12 amu
Rank: 52 (Overall)
237.00 amu
Rank: 22 (Overall)
Properties of Lithium
2 Atomic Volume
Properties of C..
20.67 cm3/mol
Rank: 17 (Overall)
11.62 cm3/mol
Rank: 43 (Overall)
Properties of Manganese
3 Electron Configuration
[Xe] 4f1 5d1 6s2
[Rn] 5f4 6d1 7s2
4 Valence Electron Potential
Properties of P..
41.78 (-eV)
Rank: 45 (Overall)
96.00 (-eV)
Rank: 9 (Overall)
Properties of Francium
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8 Atom
8.1 Number of Protons
Properties of T..
58
Rank: 57 (Overall)
93
Rank: 25 (Overall)
Properties of Lithium
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8.3 Number of Neutrons
Properties of F..
82
Rank: 41 (Overall)
144
Rank: 14 (Overall)
Properties of Lithium
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8.6 Number of Electrons
Properties of T..
58
Rank: 57 (Overall)
93
Rank: 25 (Overall)
Properties of Lithium
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9 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Orthorhombic (ORTH)
9.1 Crystal Lattice
10 Radius of an Atom
10.1 Atomic Radius
Properties of C..
181.80 pm
Rank: 12 (Overall)
155.00 pm
Rank: 30 (Overall)
Properties of Beryllium
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12.1 Covalent Radius
Properties of F..
204.00 pm
Rank: 8 (Overall)
190.00 pm
Rank: 18 (Overall)
Properties of Beryllium
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12.2 Van der Waals Radius
Properties of F..
235.00 pm
Rank: 17 (Overall)
221.00 pm
Rank: 22 (Overall)
Properties of Zinc
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14 Lattice Constant
Properties of M..
362.00 pm
Rank: 34 (Overall)
666.30 pm
Rank: 3 (Overall)
Properties of Beryllium
2 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
3 Lattice C/A Ratio
Properties of C..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Beryllium
7 Adjacent Atomic Numbers
7.2 Next Element
7.3 Previous Element
9 Magnetic
2 Electrical Properties
2.1 Resistivity
Properties of M..
828.00 nΩ·m
Rank: 3 (Overall)
1.22 nΩ·m
Rank: 59 (Overall)
Properties of Thallium
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3.1 Electrical Conductivity
Properties of S..
0.01 106/cm Ω
Rank: 54 (Overall)
0.01 106/cm Ω
Rank: 61 (Overall)
Properties of Plutonium
3.2 Electron Affinity
Properties of G..
50.00 kJ/mol
Rank: 21 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Mercury
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5.1 Electrical Property
Conductor
Conductor
6 Magnetic Characteristics
6.1 Specific Gravity
Properties of C..
6.77
Rank: 50 (Overall)
20.25
Rank: 6 (Overall)
Properties of Lithium
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7.1 Magnetic Ordering
Paramagnetic
Paramagnetic
7.2 Permeability
Properties of I..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Bismuth
7.4 Susceptibility
Properties of I..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Bismuth
10 Thermal
1 Specific Heat
Properties of L..
0.19 J/(kg K)
Rank: 32 (Overall)
0.12 J/(kg K)
Rank: 40 (Overall)
Properties of Americium
2 Thermal Conductivity
Properties of S..
11.30 W/m·K
Rank: 61 (Overall)
6.30 W/m·K
Rank: 70 (Overall)
Properties of Neptunium
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3 Critical Temperature
Properties of L..
Not Available
Rank: N/A (Overall)
Not Available
Rank: N/A (Overall)
Properties of Ytterbium
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5 Molar Heat Capacity
Properties of A..
26.94 J/mol·K
Rank: 23 (Overall)
29.46 J/mol·K
Rank: 8 (Overall)
Properties of Beryllium
6 Thermal Expansion
Properties of C..
6.30 µm/(m·K)
Rank: 52 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Tungsten
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8 Standard Molar Entropy
Properties of P..
72.00 J/mol.K
Rank: 12 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Beryllium
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11 Enthalpy
11.1 Enthalpy of Vaporization
Properties of T..
414.00 kJ/mol
Rank: 16 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Zinc
12.2 Enthalpy of Fusion
Properties of T..
5.46 kJ/mol
Rank: 52 (Overall)
3.20 kJ/mol
Rank: 56 (Overall)
Properties of Cesium
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13.1 Enthalpy of Atomization
Properties of T..
381.00 kJ/mol
Rank: 23 (Overall)
Not Available
Rank: N/A (Overall)
Properties of Mercury
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