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Periodic Table Element Comparison: Compare Elements - Ytterbium vs Promethium

Compare Ytterbium and Promethium

Compare Ytterbium and Promethium 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 Ytterbium vs Promethium with most reliable information about their properties, attributes, facts, uses etc. You can compare Yb vs Pm on more than 90 properties like electronegativity , oxidation state, atomic shells, orbital structure, Electronaffinity, physical states, electrical conductivity and many more.

Facts

Ytterbium
70
Yb
173.04
Solid
Silver
lanthanide
N/A
 
6
f
[Xe] 4f14 6s2
819 °C
1196 °C
2, 8, 18, 32, 8, 2
CAS7440-64-4
Neighborhood Elements of Ytterbium
Promethium
61
Pm
145
Solid
Silver
lanthanide
N/A
 
6
f
[Xe] 4f5 6s2
1.1×103 °C
3×103 °C
2, 8, 18, 23, 8, 2
CAS7440-12-2
Neighborhood Elements of Promethium

History

History
The element Ytterbium was discovered by Jean Charles Galissard de Marignac in year 1878 in Switzerland. Ytterbium derived its name from from Ytterby, Sweden
The element Promethium was discovered by Chien Shiung Wu in year 1945 in United States. Promethium derived its name derived its name from from Prometheus of Greek mythology who stole fire from the Gods and gave it to humans

Presence: Abundance in Nature and Around Us

Ppb by weight (1ppb =10^-7 %)
2×10-7%
1×10-7%
1.8e-07
2.8e-06
8×10-11%
N/A
N/A
None
None
None
None
None

Crystal Structure and Atomic Structure

222 pm
26.337899543379 cm3
N/A
N/A
35
ytterbium Spectrum
548.47, 548.47, 548.47 pm
π/2, π/2, π/2
Fm_ 3m
225

Face Centered Cubic

ytterbium Crystal Structure
205 pm
19.961453744493 cm3
N/A
N/A
8×103
promethium Spectrum
N/A
N/A
N/A
N/A

Simple Hexagonal

promethium 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
70
70
70
173.04
103.04
2, 8, 18, 32, 8, 2
[Xe] 4f14 6s2
4f14 6s2
 2;3
1S0
ytterbium Shells
61
61
61
145
84
2, 8, 18, 23, 8, 2
[Xe] 4f5 6s2
4f5 6s2
 2;3
6H5/2
promethium Shells

Isotopes - Nuclear Properties

Isotopes
Naturally occurring stable isotopes:
168Yb, 170Yb, 171Yb, 172Yb, 173Yb, 174Yb, 176Yb.
Naturally occurring stable isotopes:
None.

Chemical Properties: Ionization Energies and electron affinity

3
N/A
50 kJ/mol
603.4, 1174.8, 2417, 4203 kJ/mol
3
N/A
50 kJ/mol
540, 1050, 2150, 3970 kJ/mol

Physical Properties

6.57 g/cm3
26.337899543379

 

24 GPa
9.9 GPa
31 GPa
0.21


 

N/A
206 MPa
343 MPa

 

3.6×106 S/m
2.8×10-7 m Ω
N/A

 

39 W/(m K)
0.0000263 K-1

 

Paramagnetic
N/A
5.9×10-9
1.02×10-9
3.88e-05

 

N/A

 

1590 m/s
7.264 g/cm3
19.961453744493

 

46 GPa
18 GPa
33 GPa
0.28


 

N/A
N/A
N/A

 

1.3×106 S/m
7.5×10-7 m Ω
N/A

 

15 W/(m K)
0.000011 K-1

 

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

 

N/A

 

N/A

Thermal Properties - Enthalpies and thermodynamics

819 °C
1196 °C
N/A
N/A

 

7.7 kJ/mol
160 kJ/mol
N/A
1.1×103 °C
3×103 °C
N/A
N/A

 

7.7 kJ/mol
290 kJ/mol
N/A

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS7440-64-4
RTECSZG1925000
N/A
N/A
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A
CAS7440-12-2
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A