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Periodic Table Element Comparison: Compare Elements - Cobalt vs Rutherfordium

Compare Cobalt and Rutherfordium

Compare Cobalt and Rutherfordium on the basis of their properties, attributes and periodic table facts. Compare elements on more than 90 properties. All the elements of similar categories show a lot of similarities and differences in their chemical, atomic, physical properties and uses. These similarities and dissimilarities should be known while we study periodic table elements. You can study the detailed comparison between Cobalt vs Rutherfordium with most reliable information about their properties, attributes, facts, uses etc. You can compare Co vs Rf on more than 90 properties like electronegativity , oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more.

Facts

Cobalt
27
Co
58.9332
Solid
Gray
transition metal
9
cobalt family 
4
d
[Ar] 3d7 4s2
1495 °C
2927 °C
2, 8, 15, 2
CAS7440-48-4
Neighborhood Elements of Cobalt
Rutherfordium
104
Rf
261
Solid
N/A
transition metal
4
titanium family 
7
d
[Rn] 5f14 6d2 7s2
N/A
N/A
2, 8, 18, 32, 32, 10, 2
CAS53850-36-5
Neighborhood Elements of Rutherfordium

History

History
The element Cobalt was discovered by Georg Brandt in year 1735 in Sweden. Cobalt derived its name from from the German word Kobold, meaning 'goblin'
The element Rutherfordium was discovered by Joint Institute for Nuclear Research in year 1964 in Russia and United States. Rutherfordium derived its name derived its name from from Ernest Rutherford, chemist and physicist

Presence: Abundance in Nature and Around Us

Ppb by weight (1ppb =10^-7 %)
3e-06
4e-06
0.00059
3e-05
8×10-9%
2×10-6%
N/A
None
None
None
None
None

Crystal Structure and Atomic Structure

152 pm
6.6217078651685 cm3
126 pm
N/A
37.2
cobalt Spectrum
250.71, 250.71, 406.95 pm
π/2, π/2, 2 π/3
P63/mmc
194

Simple Hexagonal

cobalt Crystal Structure
N/A
N/A cm3
N/A
N/A
N/A
rutherfordium Spectrum
N/A
N/A
N/A
N/A

Simple Hexagonal

rutherfordium Crystal Structure

Atomic and Orbital Properties

Atomic Number
Number of Electrons (with no charge)
Number of Protons
Mass Number
Number of Neutrons
Shell structure (Electrons per energy level)
Electron Configuration
Valence Electrons
Oxidation State
Atomic Term Symbol (Quantum Numbers)
Shell structure
27
27
27
58.9332
31.9332
2, 8, 15, 2
[Ar] 3d7 4s2
3d7 4s2
-3;-1  1;2;3;4;5
4F9/2
cobalt Shells
104
104
104
261
157
2, 8, 18, 32, 32, 10, 2
[Rn] 5f14 6d2 7s2
6d2 7s2
 4
3F2
rutherfordium Shells

Isotopes - Nuclear Properties

Isotopes
Naturally occurring stable isotopes:
59Co.
Naturally occurring stable isotopes:
None.

Chemical Properties: Ionization Energies and electron affinity

4
1.88
63.7 kJ/mol
760.4, 1648, 3232, 4950, 7670, 9840, 12440, 15230, 17959, 26570, 2.94×104, 3.24×104, 3.66×104, 3.97×104, 4.28×104, 49396, 52737, 134810, 145170, 1.547×105, 1.674×105 kJ/mol
4
N/A
N/A
N/A

Physical Properties

8.9 g/cm3
6.6217078651685

 

209 GPa
75 GPa
180 GPa
0.31


 

5 MPa
1043 MPa
700 MPa

 

1.7×107 S/m
6×10-8 m Ω
N/A

 

100 W/(m K)
0.000013 K-1

 

Ferromagnetic
1394 K
N/A
N/A
N/A

 

N/A

 

4720 m/s
N/A
N/A

 

N/A
N/A
N/A
N/A


 

N/A
N/A
N/A

 

N/A
N/A
N/A

 

N/A
N/A

 

N/A
N/A
N/A
N/A
N/A

 

N/A

 

N/A

Thermal Properties - Enthalpies and thermodynamics

1495 °C
2927 °C
N/A
N/A

 

16.2 kJ/mol
375 kJ/mol
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A
N/A

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS7440-48-4
RTECSGF8750000
4.1
3089
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A
CAS53850-36-5
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A

Compare With Other Elements

Elements of the Same Group
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