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Periodic Table Element Comparison: Compare Elements - Iron vs Hafnium

Compare Iron and Hafnium

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

Facts

Iron
26
Fe
55.845
Solid
Gray
transition metal
8
iron family 
4
d
[Ar] 3d6 4s2
1538 °C
2861 °C
2, 8, 14, 2
CAS7439-89-6
Neighborhood Elements of Iron
Hafnium
72
Hf
178.49
Solid
Gray
transition metal
4
titanium family 
6
d
[Xe] 4f14 5d2 6s2
2233 °C
4603 °C
2, 8, 18, 32, 10, 2
CAS7440-58-6
Neighborhood Elements of Hafnium

History

History
The element Iron was discovered by unknown in year 2000 BC in unknown place. Iron derived its name from from English word (ferrum in Latin)
The element Hafnium was discovered by Dirk Coster in year 1923 in Denmark. Hafnium derived its name derived its name from from Hafnia, the New Latin name for Copenhagen

Presence: Abundance in Nature and Around Us

Ppb by weight (1ppb =10^-7 %)
0.0011
0.001
0.22
0.063
3×10-7%
6e-05
7×10-8%
1×10-7%
1.7e-07
3.3e-06
8×10-10%
N/A

Crystal Structure and Atomic Structure

156 pm
7.0923291846584 cm3
125 pm
N/A
2.56
iron Spectrum
286.65, 286.65, 286.65 pm
π/2, π/2, π/2
Im_ 3m
229

Body Centered Cubic

iron Crystal Structure
208 pm
13.410217881292 cm3
150 pm
N/A
104
hafnium Spectrum
319.64, 319.64, 505.11 pm
π/2, π/2, 2 π/3
P63/mmc
194

Simple Hexagonal

hafnium 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
26
26
26
55.845
29.845
2, 8, 14, 2
[Ar] 3d6 4s2
3d6 4s2
-4;-2;-1  1;2;3;4;5;6;7
5D4
iron Shells
72
72
72
178.49
106.49
2, 8, 18, 32, 10, 2
[Xe] 4f14 5d2 6s2
5d2 6s2
-2  1;2;3;4
3F2
hafnium Shells

Isotopes - Nuclear Properties

Isotopes
Naturally occurring stable isotopes:
54Fe, 56Fe, 57Fe, 58Fe.
Naturally occurring stable isotopes:
176Hf, 177Hf, 178Hf, 179Hf, 180Hf.

Chemical Properties: Ionization Energies and electron affinity

3
1.83
15.7 kJ/mol
762.5, 1561.9, 2957, 5290, 7240, 9560, 12060, 14580, 22540, 25290, 2.8×104, 31920, 34830, 37840, 4.41×104, 47206, 1.222×105, 1.31×105, 1.405×105, 1.526×105, 1.63×105 kJ/mol
4
1.3
0 kJ/mol
658.5, 1440, 2250, 3216 kJ/mol

Physical Properties

7.874 g/cm3
7.0923291846584

 

211 GPa
82 GPa
170 GPa
0.29


 

4 MPa
608 MPa
490 MPa

 

1×107 S/m
9.7×10-8 m Ω
N/A

 

80 W/(m K)
0.0000118 K-1

 

Ferromagnetic
1043 K
N/A
N/A
N/A

 

N/A

 

4910 m/s
13.31 g/cm3
13.410217881292

 

78 GPa
30 GPa
110 GPa
0.37


 

5.5 MPa
1760 MPa
1.7×103 MPa

 

3.3×106 S/m
3×10-7 m Ω
0.128

 

23 W/(m K)
5.9×10-6 K-1

 

Paramagnetic
N/A
5.3×10-9
9.46×10-10
7.05e-05

 

N/A

 

3010 m/s

Thermal Properties - Enthalpies and thermodynamics

1538 °C
2861 °C
N/A
N/A

 

13.8 kJ/mol
347 kJ/mol
N/A
2233 °C
4603 °C
N/A
0.128

 

25.5 kJ/mol
630 kJ/mol
N/A

Regulatory and Health - Health and Safety Parameters and Guidelines

CAS7439-89-6
RTECSNO4565500
4.1
3089
N/A
1
N/A
1
0

 

100 °C
N/A
CAS7440-58-6
RTECSMG4600000
4.2
2545
N/A
N/A
N/A
N/A
N/A

 

N/A
N/A

Compare With Other Elements

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