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Periodic Table Element Comparison: Compare Elements - Promethium vs Rhenium

Compare Promethium and Rhenium

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

Facts

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
Rhenium
75
Re
186.207
Solid
Gray
transition metal
7
manganese family 
6
d
[Xe] 4f14 5d5 6s2
3186 °C
5596 °C
2, 8, 18, 32, 13, 2
CAS7440-15-5
Neighborhood Elements of Rhenium

History

History
The element Promethium was discovered by Chien Shiung Wu in year 1945 in United States. Promethium derived its name from from Prometheus of Greek mythology who stole fire from the Gods and gave it to humans
The element Rhenium was discovered by Masataka Ogawa in year 1925 in Germany. Rhenium derived its name derived its name from from Rhenus, the Latin name for the river Rhine

Presence: Abundance in Nature and Around Us

Ppb by weight (1ppb =10^-7 %)
N/A
None
None
None
None
None
2×10-8%
1×10-8%
4.9×10-6%
2.6×10-7%
1×10-10%
N/A

Crystal Structure and Atomic 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
188 pm
8.8585632730733 cm3
159 pm
N/A
90
rhenium Spectrum
276.1, 276.1, 445.6 pm
π/2, π/2, 2 π/3
P63/mmc
194

Simple Hexagonal

rhenium 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
61
61
61
145
84
2, 8, 18, 23, 8, 2
[Xe] 4f5 6s2
4f5 6s2
 2;3
6H5/2
promethium Shells
75
75
75
186.207
111.207
2, 8, 18, 32, 13, 2
[Xe] 4f14 5d5 6s2
5d5 6s2
-3;-1  1;2;3;4;5;6;7
6S5/2
rhenium Shells

Isotopes - Nuclear Properties

Isotopes
Naturally occurring stable isotopes:
None.
Naturally occurring stable isotopes:
185Re.

Chemical Properties: Ionization Energies and electron affinity

3
N/A
50 kJ/mol
540, 1050, 2150, 3970 kJ/mol
7
1.9
14.5 kJ/mol
760, 1260, 2510, 3640 kJ/mol

Physical Properties

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
21.02 g/cm3
8.8585632730733

 

463 GPa
178 GPa
370 GPa
0.3


 

7 MPa
2450 MPa
1320 MPa

 

5.6×106 S/m
1.8×10-7 m Ω
1.7

 

48 W/(m K)
6.2×10-6 K-1

 

Paramagnetic
N/A
4.56×10-9
8.49×10-10
9.59e-05

 

N/A

 

4.7×103 m/s

Thermal Properties - Enthalpies and thermodynamics

1.1×103 °C
3×103 °C
N/A
N/A

 

7.7 kJ/mol
290 kJ/mol
N/A
3186 °C
5596 °C
N/A
1.7

 

33 kJ/mol
705 kJ/mol
N/A

Regulatory and Health - Health and Safety Parameters and Guidelines

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

 

N/A
N/A
CAS7440-15-5
RTECSVI0780000
N/A
N/A
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A