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Periodic Table Element Comparison: Compare Elements - Germanium vs Astatine

Compare Germanium and Astatine

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

Facts

Germanium
32
Ge
72.64
Solid
Gray
metalloid
14
carbon family 
4
p
[Ar] 3d10 4s2 4p2
938.3 °C
2820 °C
2, 8, 18, 4
CAS7440-56-4
Neighborhood Elements of Germanium
Astatine
85
At
210
Solid
Silver
halogens
17
fluorine family 
6
p
[Xe] 4f14 5d10 6s2 6p5
302 °C
N/A
2, 8, 18, 32, 18, 7
CAS7440-68-8
Neighborhood Elements of Astatine

History

History
The element Germanium was discovered by Clemens Winkler in year 1886 in Germany. Germanium derived its name from from Germania, the Latin name for Germany
The element Astatine was discovered by Dale R. Corson in year 1940 in United States. Astatine derived its name derived its name from from the Greek astatos, 'unstable'

Presence: Abundance in Nature and Around Us

Ppb by weight (1ppb =10^-7 %)
2e-07
2e-07
2.1e-05
1.4e-06
6×10-9%
N/A
N/A
N/A
None
None
None
None

Crystal Structure and Atomic Structure

125 pm
13.646439977456 cm3
122 pm
N/A
2.2
germanium Spectrum
565.75, 565.75, 565.75 pm
π/2, π/2, π/2
Fm_ 3m
225

Face Centered Cubic

germanium Crystal Structure
127 pm
N/A cm3
N/A
N/A
N/A
astatine Spectrum
N/A
N/A
N/A
N/A

Face Centered Cubic

astatine 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
32
32
32
72.64
40.64
2, 8, 18, 4
[Ar] 3d10 4s2 4p2
4s2 4p2
-4;-3;-2;-1  1;2;3;4
3P0
germanium Shells
85
85
85
210
125
2, 8, 18, 32, 18, 7
[Xe] 4f14 5d10 6s2 6p5
6s2 6p5
-1  1;3;5;7
2P3/2
astatine Shells

Isotopes - Nuclear Properties

Isotopes
Naturally occurring stable isotopes:
70Ge, 72Ge, 73Ge, 74Ge.
Naturally occurring stable isotopes:
None.

Chemical Properties: Ionization Energies and electron affinity

4
2.01
119 kJ/mol
762, 1537.5, 3302.1, 4411, 9020 kJ/mol
7
2.2
270.1 kJ/mol
920 kJ/mol

Physical Properties

5.323 g/cm3
13.646439977456

 

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


 

6 MPa
N/A
N/A

 

2×103 S/m
0.0005 m Ω
N/A

 

60 W/(m K)
6×10-6 K-1

 

Diamagnetic
N/A
-1.5×10-9
-1.09×10-10
-7.98×10-6

 

N/A

 

5.4×103 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

 

2 W/(m K)
N/A

 

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

 

N/A

 

N/A

Thermal Properties - Enthalpies and thermodynamics

938.3 °C
2820 °C
N/A
N/A

 

31.8 kJ/mol
334 kJ/mol
-536 J/(kg K)
302 °C
N/A
N/A
N/A

 

6 kJ/mol
40 kJ/mol
N/A

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS7440-56-4
RTECSLY5200000
4.1
3089
N/A
0
N/A
1
0

 

N/A
N/A
CAS7440-68-8
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A