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Francium
Francium

Nickel
Nickel



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Francium
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Nickel

Francium Nickel Comparison

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1 Periodic Table
1.1 Symbol
Fr
Ni
1.2 Group Number
110
Gadolinium Metal
0 17
1.3 Period Number
74
Lithium Metal
2 7
1.4 Block
s block
d block
1.5 Element Family
Alkali
Transition Metal
1.6 CAS Number
74407357440020
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Not Available
Fm_ 3m
1.8 Space Group Number
NA225.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • 223 Francium has the longest half life at 21.8.
  • Francium metal is produced by alpha decay in 227Actinium 227.
  • Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
  • After iron, Zinc metal the second most abundant element in the earth crust.
2.2 Sources
Formed by Decay Process, Mining
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Marguerite Perey
Axel Fredrik Cronstedt
2.3.2 Discovery
In 1939
In 1751
2.4 Abundance
2.4.1 Abundance In Universe
NA6 * 10-3 %
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~-9999 %~0.008 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
NA1.30 %
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
NA0.01 %
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
NA0.00 %
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
NA0.00 %
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • Francium has no known uses as it has a half life of only 22 minutes.
  • It has corrosion resistance and hence it is used to plate other metals.
  • Its alloys are very useful; Nichrome alloy is used in the hot coil of toasters and electric oven.
3.1.1 Industrial Uses
NA
Automobile Industry, Electrical Industry, Electronic Industry
3.1.2 Medical Uses
NA
NA
3.1.3 Other Uses
NA
Alloys
3.2 Biological Properties
3.2.1 Toxicity
NA
Toxic
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-30.05 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
0.00 p.p.m.0.70 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
27.00 °C1,453.00 °C
Tin
27 3410
4.2 Boiling Point
677.00 °C2,732.00 °C
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
NA
Silver
4.3.3 Luster
NA
Metallic
4.4 Hardness
4.4.1 Mohs Hardness
NA4.00
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
NA667.00 MPa
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
NA638.00 MPa
Palladium Metal
121 3430
4.5 Speed of Sound
NA4,900.00 m/s
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NA72.00 %
Molybdenum Metal
58 97
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
Fr
Ni
5.2 Isotopes
5.2.1 Known Isotopes
3325
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
0.701.91
Sodium
0.7 2.54
5.3.2 Sanderson Electronegativity
NA1.94
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
0.861.75
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
0.68NA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
0.671.88
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
3.302.09
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
380.00 kJ/mol737.10 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
NA1,753.00 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
NA3,395.00 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
NA5,300.00 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
NA7,339.00 kJ/mol
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
NA10,400.00 kJ/mol
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
NA12,800.00 kJ/mol
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
NA15,600.00 kJ/mol
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
NA18,600.00 kJ/mol
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
NA21,670.00 kJ/mol
Strontium Metal
17100 144300
5.5.11 11th Energy Level
NA30,970.00 kJ/mol
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
NA34,000.00 kJ/mol
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
NA37,100.00 kJ/mol
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
NA41,500.00 kJ/mol
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
NA44,800.00 kJ/mol
Manganese Metal
41987 97510
5.5.16 16th Energy Level
NA48,100.00 kJ/mol
Iron Metal
47206 109480
5.5.17 17th Energy Level
NA55,101.00 kJ/mol
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
NA58,570.00 kJ/mol
Copper
58570 134810
5.5.19 19th Energy Level
NA148,700.00 kJ/mol
Copper Metal
64702 148700
5.5.20 20th Energy Level
NA159,000.00 kJ/mol
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NA169,400.00 kJ/mol
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NA182,700.00 kJ/mol
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NA194,000.00 kJ/mol
Molybdenum Metal
98420 198800
5.5.24 24th Energy Level
NANA
Molybdenum Metal
104400 195200
5.5.25 25th Energy Level
NANA
Molybdenum Metal
121900 121900
5.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
5.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
5.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
5.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
5.5.30 30th Energy Level
NANA
Molybdenum Metal
154500 154500
5.6 Electrochemical Equivalent
8.32 g/amp-hr1.10 g/amp-hr
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
NA5.15 eV
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Anti Corrosion, Ionization, Radioactive Isotopes
6 Atomic
6.1 Atomic Number
8728
Lithium Metal
3 117
6.2 Electron Configuration
[Rn] 7s1
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1
6.3 Crystal Structure
Body Centered Cubic (BCC)
Face Centered Cubic (FCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
8728
Lithium Metal
3 117
6.4.2 Number of Neutrons
13631
Lithium Metal
4 184
6.4.3 Number of Electrons
8728
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
NA124.00 pm
Beryllium Metal
112 265
6.5.2 Covalent Radius
260.00 pm124.00 pm
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
348.00 pm163.00 pm
Zinc Metal
139 348
6.6 Atomic Weight
223.00 amu58.69 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
NA6.59 cm3/mol
Manganese Metal
1.39 71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
8.00 (-eV)42.00 (-eV)
Palladium
8 392.42
6.10 Lattice Constant
NA352.40 pm
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
NA
π/2, π/2, π/2
6.12 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
1.87 g/cm38.91 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
NA7.81 g/cm3
Lithium Metal
0.512 20
7.2 Tensile Strength
NA345.00 MPa
Indium Metal
2.5 11000
7.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
NA0.00 (Pa)
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
NA19.50 (Pa)
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
NA76.00 GPa
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
NA180.00 GPa
Cesium Metal
1.6 462
7.5.3 Young's Modulus
NA200.00 GPa
Cesium Metal
1.7 528
7.6 Poisson Ratio
NA0.31
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
NA
Ductile
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
NA8.90
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Paramagnetic
Ferromagnetic
8.1.3 Permeability
NA0.00 H/m
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NA600.00
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Poor Conductor
Conductor
8.2.2 Resistivity
3.00 nΩ·m69.30 nΩ·m
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.03 106/cm Ω0.14 106/cm Ω
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
NA112.00 kJ/mol
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
NA0.44 J/(kg K)
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
NA26.07 J/mol·K
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
15.00 W/m·K90.90 W/m·K
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
NA13.40 µm/(m·K)
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
NA371.80 kJ/mol
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
NA17.57 kJ/mol
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
71.00 kJ/mol422.60 kJ/mol
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
NA29.90 J/mol.K
Beryllium Metal
9.5 198.1