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Periodic Table Element Comparison: Compare Elements - Uranium vs Erbium

Compare Uranium and Erbium

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

Facts

Uranium
92
U
238.02891
Solid
Silver
actinide
N/A
 
7
f
[Rn] 5f3 6d1 7s2
1135 °C
3927 °C
2, 8, 18, 32, 21, 9, 2
CAS7440-61-1
Neighborhood Elements of Uranium
Erbium
68
Er
167.259
Solid
Silver
lanthanide
N/A
 
6
f
[Xe] 4f12 6s2
1497 °C
2868 °C
2, 8, 18, 30, 8, 2
CAS7440-52-0
Neighborhood Elements of Erbium

History

History
The element Uranium was discovered by Martin Heinrich Klaproth in year 1789 in Germany. Uranium derived its name from from Uranus, the seventh planet in the Solar System
The element Erbium was discovered by Carl Gustaf Mosander in year 1842 in Sweden. Erbium derived its name derived its name from from Ytterby, Sweden

Presence: Abundance in Nature and Around Us

Ppb by weight (1ppb =10^-7 %)
2×10-8%
1×10-7%
9.8×10-7%
1.8e-06
3.3×10-7%
1×10-7%
2×10-7%
1×10-7%
1.8e-07
3e-06
9×10-11%
N/A

Crystal Structure and Atomic Structure

175 pm
12.494955905512 cm3
N/A
186 pm
7.57
uranium Spectrum
285.37, 586.95, 495.48 pm
π/2, π/2, π/2
Cmcm
63

Base Centered Orthorhombic

uranium Crystal Structure
226 pm
18.449040370615 cm3
N/A
N/A
165
erbium Spectrum
355.88, 355.88, 558.74 pm
π/2, π/2, 2 π/3
P63/mmc
194

Simple Hexagonal

erbium 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
92
92
92
238.02891
146.02891
2, 8, 18, 32, 21, 9, 2
[Rn] 5f3 6d1 7s2
5f3 6d1 7s2
 1;2;3;4;5;6
5L6
uranium Shells
68
68
68
167.259
99.259
2, 8, 18, 30, 8, 2
[Xe] 4f12 6s2
4f12 6s2
 2;3
3H6
erbium Shells

Isotopes - Nuclear Properties

Isotopes
Naturally occurring stable isotopes:
None.
Naturally occurring stable isotopes:
162Er, 164Er, 166Er, 167Er, 168Er, 170Er.

Chemical Properties: Ionization Energies and electron affinity

6
1.38
N/A
597.6, 1420 kJ/mol
3
1.24
50 kJ/mol
589.3, 1150, 2194, 4120 kJ/mol

Physical Properties

19.05 g/cm3
12.494955905512

 

208 GPa
111 GPa
100 GPa
0.23


 

6 MPa
1960 MPa
2.4×103 MPa

 

3.6×106 S/m
2.8×10-7 m Ω
0.68

 

27 W/(m K)
0.0000139 K-1

 

Paramagnetic
N/A
2.16×10-8
5.14×10-9
0.000411

 

N/A

 

3155 m/s
9.066 g/cm3
18.449040370615

 

70 GPa
28 GPa
44 GPa
0.24


 

N/A
589 MPa
814 MPa

 

1.2×106 S/m
8.6×10-7 m Ω
N/A

 

15 W/(m K)
0.0000122 K-1

 

Paramagnetic
32 K
3.77×10-6
6.30566×10-7
0.0341788

 

N/A

 

2830 m/s

Thermal Properties - Enthalpies and thermodynamics

1135 °C
3927 °C
N/A
0.68

 

14 kJ/mol
420 kJ/mol
N/A
1497 °C
2868 °C
N/A
N/A

 

19.9 kJ/mol
285 kJ/mol
N/A

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS7440-61-1
RTECSYR3490000
7
2979
EU231-170-6
N/A
N/A
N/A
N/A

 

N/A
N/A
CAS7440-52-0
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A