×

Chromium
Chromium

Nihonium
Nihonium



ADD
Compare
X
Chromium
X
Nihonium

Chromium Nihonium Comparison

Add ⊕
1 Periodic Table
1.1 Symbol
Cr
Nh
1.2 Group Number
613
Gadolinium Metal
0 17
1.3 Period Number
47
Lithium Metal
2 7
1.4 Block
d block
p block
1.5 Element Family
Transition Metal
Probably Post-​Transition
1.6 CAS Number
744047354084707
Aluminium Metal
7429905 54386242
1.7 Space Group Name
Im_ 3m
Not Available
1.8 Space Group Number
229.00194.00
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Chromium is highly reactive, hence it is not found free in nature.
  • Ores of Chromites mineral are the major source of Chromium metal.
  • Almost 90% leather tanning is done with the help of chromium.
Not Available
2.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Synthetically Produced
2.3 History
2.3.1 Who Discovered
Louis Nicolas Vauquelin
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory
2.3.2 Discovery
In Between 1797 - 1798
In 2003
2.4 Abundance
2.4.1 Abundance In Universe
1.5 * 10-3 %NA
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.002 %~-9999 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.30 %NA
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.01 %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
0.00 %NA
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • It is used to harden the steel and produces a stainless steel and other various alloys.
  • It is also used to give proper finish to polished mirrors. Its chromium plates are used in bathroom fittings.
  • Currently known uses of Ununtrium metal are limited to research purpose only.
3.1.1 Industrial Uses
Automobile Industry, 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
Highly Toxic
Unknown
3.2.2 Present in Human Body
3.2.3 In Blood
0.11 Blood/mg dm-3NA
Plutonium Metal
0 1970
3.2.4 In Bone
0.33 p.p.m.NA
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
1,857.00 °C430.00 °C
Francium Metal
27 3410
4.2 Boiling Point
2,672.00 °C1,130.00 °C
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silver
Unknown
4.3.3 Luster
Metallic
Unknown Luster
4.4 Hardness
4.4.1 Mohs Hardness
8.50NA
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
687.00 MPaNA
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
1,060.00 MPaNA
Palladium Metal
121 3430
4.5 Speed of Sound
5,940.00 m/sNA
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NANA
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
Cr
Nh
5.2 Isotopes
5.2.1 Known Isotopes
217
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.66NA
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
1.66NA
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
1.56NA
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
1.65NA
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.34NA
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
26,130.00 kJ/mol704.90 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
28,750.00 kJ/mol2,238.50 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
34,230.00 kJ/mol3,023.30 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
37,066.00 kJ/mol4,351.50 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
97,510.00 kJ/mol5,692.60 kJ/mol
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
105,800.00 kJ/molNA
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
114,300.00 kJ/molNA
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
125,300.00 kJ/molNA
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
134,700.00 kJ/molNA
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
144,300.00 kJ/molNA
Strontium Metal
17100 144300
5.5.11 11th Energy Level
26,130.00 kJ/molNA
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
28,750.00 kJ/molNA
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
34,230.00 kJ/molNA
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
37,066.00 kJ/molNA
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
97,510.00 kJ/molNA
Manganese Metal
41987 97510
5.5.16 16th Energy Level
105,800.00 kJ/molNA
Iron Metal
47206 109480
5.5.17 17th Energy Level
114,300.00 kJ/molNA
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
125,300.00 kJ/molNA
Nickel Metal
58570 134810
5.5.19 19th Energy Level
134,700.00 kJ/molNA
Copper Metal
64702 148700
5.5.20 20th Energy Level
144,300.00 kJ/molNA
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
157,700.00 kJ/molNA
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
166,090.00 kJ/molNA
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NANA
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
0.32 g/amp-hrNA
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
4.50 eVNA
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Anti Corrosion, Chemical Stability, Ionization, Radioactive Isotopes, Solubility
Chemical Stability, Ionization
6 Atomic
6.1 Atomic Number
24113
Lithium Metal
3 117
6.2 Electron Configuration
[Ar] 3d5 4s1
[Rn] 5f14 6d10 7s2 7p1
6.3 Crystal Structure
Body Centered Cubic (BCC)
Not Known
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
24113
Lithium Metal
3 117
6.4.2 Number of Neutrons
28150
Lithium Metal
4 184
6.4.3 Number of Electrons
24113
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
128.00 pmNA
Beryllium Metal
112 265
6.5.2 Covalent Radius
139.00 pmNA
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
200.00 pmNA
Zinc Metal
139 348
6.6 Atomic Weight
52.00 amu286.00 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
7.23 cm3/molNA
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
170.00 (-eV)NA
Francium Metal
8 392.42
6.10 Lattice Constant
291.00 pmNA
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
π/2, π/2, π/2
NA
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
7.19 g/cm316.00 g/cm3
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
6.30 g/cm3NA
Lithium Metal
0.512 20
7.2 Tensile Strength
689.00 MPaNA
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
0.00 (Pa)NA
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
774.00 (Pa)NA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
115.00 GPaNA
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
160.00 GPaNA
Cesium Metal
1.6 462
7.5.3 Young's Modulus
279.00 GPaNA
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.21NA
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
NA
Unknown
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
7.19NA
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Antiferromagnetic
Unknown
8.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
NA
Unknown
8.2.2 Resistivity
125.00 nΩ·mNA
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.08 106/cm ΩNA
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
64.30 kJ/molNA
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
0.45 J/(kg K)NA
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
23.35 J/mol·KNA
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
93.90 W/m·KNA
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
4.90 µm/(m·K)NA
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
348.80 kJ/molNA
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
15.31 kJ/molNA
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
397.50 kJ/molNA
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
23.80 J/mol.KNA
Beryllium Metal
9.5 198.1