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Meitnerium vs Zirconium

Meitnerium
Zirconium
Zirconium vs Meitnerium


Periodic Table
Symbol
Mt  
Zr  
Group Number
9  
9
4  
14
Period Number
7  
5  
Block
d block  
d block  
Element Family
Probably Transition  
Transition Metal  
CAS Number
54038016  
10
7440677  
23
Space Group Name
-  
P63/mmc  
Space Group Number
166.00  
9
194.00  
7
Facts
Interesting Facts
Meitnerium is named after Lise Meitner, an Austrian physicist.  
  • Zirconium metal can resist to weak acids.
  • Zirconium metal reacts with oxygen and nitrogen in the atmosphere.
  
Sources
Bombarding Bi209 with Accelerated Nuclei of Fe58, Synthetically Produced  
Found in Minerals, Mining, Ores of Minerals  
History
  
  
Who Discovered
Gesellschaft für Schwerionenforschung  
Martin Heinrich Klaproth  
Discovery
In 1982  
In 1789  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
14
Abundance In Sun
-  
0.00 %  
16
Abundance In Meteorites
0.00 %  
99+
0.00 %  
17
Abundance In Earth's Crust
-  
0.01 %  
14
Abundance In Oceans
-  
0.00 %  
23
Abundance In Humans
-  
0.00 %  
18
Uses
Uses & Benefits
  • Currently known uses of Meitnerium metal are limited to research purpose only.
  
  • As this metal does not absorb neutrons; It is used in nuclear power stations.
  • Its oxide is used in ultra strong ceramics. It is also used in manufacturing Crucibles.
  
Industrial Uses
-  
Aerospace Industry, Ammunition Industry  
Medical Uses
-  
-  
Other Uses
-  
Alloys, Nuclear Research, Research Purposes  
Biological Properties
  
  
Toxicity
-  
-  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
40
0.01 Blood/mg dm-3  
21
In Bone
0.00 p.p.m.  
99+
0.10 p.p.m.  
28
Physical
Melting Point
-  
1,852.00 °C  
15
Boiling Point
0.00 °C  
99+
4,377.00 °C  
11
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silvery White  
Luster
Unknown Luster  
Lustrous  
Hardness
  
  
Mohs Hardness
-  
5.00  
8
Brinell Hardness
400.00 MPa  
34
638.00 MPa  
21
Vickers Hardness
350.00 MPa  
99+
820.00 MPa  
22
Speed of Sound
3,200.00 m/s  
35
3,800.00 m/s  
27
Optical Properties
  
  
Refractive Index
1.30  
99+
2.15  
10
Reflectivity
68.00 %  
15
70.00 %  
13
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Mt  
Zr  
Isotopes
  
  
Known Isotopes
4  
33
24  
15
Electronegativity
  
  
Pauling Electronegativity
1.30  
33
1.33  
31
Sanderson Electronegativity
1.90  
13
0.90  
99+
Allred Rochow Electronegativity
1.30  
25
1.22  
27
Mulliken-Jaffe Electronegativity
1.30  
33
1.33  
32
Allen Electronegativity
1.30  
40
1.32  
39
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
2.67  
24
Ionization Energies
  
  
1st Energy Level
800.80 kJ/mol  
15
640.10 kJ/mol  
99+
2nd Energy Level
1,823.60 kJ/mol  
18
1,270.00 kJ/mol  
99+
3rd Energy Level
2,904.20 kJ/mol  
31
2,218.00 kJ/mol  
99+
4th Energy Level
3,859.40 kJ/mol  
99+
3,313.00 kJ/mol  
99+
5th Energy Level
4,920.80 kJ/mol  
99+
7,752.00 kJ/mol  
16
6th Energy Level
8,000.00 kJ/mol  
34
9,500.00 kJ/mol  
21
7th Energy level
8,000.00 kJ/mol  
28
6,400.00 kJ/mol  
99+
8th Energy Level
8,000.00 kJ/mol  
28
6,400.00 kJ/mol  
99+
9th Energy Level
6,700.00 kJ/mol  
36
6,400.00 kJ/mol  
40
10th Energy Level
5,800.00 kJ/mol  
99+
5,730.00 kJ/mol  
99+
11th Energy Level
6,300.00 kJ/mol  
99+
6,406.00 kJ/mol  
99+
12th Energy Level
0.00 kJ/mol  
99+
6,400.00 kJ/mol  
99+
13th Energy Level
8,000.00 kJ/mol  
20
6,400.00 kJ/mol  
36
14th Energy Level
1,156.00 kJ/mol  
99+
640.00 kJ/mol  
99+
15th Energy Level
80,000.00 kJ/mol  
17
64,000.00 kJ/mol  
36
16th Energy Level
58,700.00 kJ/mol  
39
64,000.00 kJ/mol  
27
17th Energy Level
1,110.00 kJ/mol  
20
640.10 kJ/mol  
99+
18th Energy Level
8,000.00 kJ/mol  
23
6,400.00 kJ/mol  
38
19th Energy Level
1,110.00 kJ/mol  
17
640.00 kJ/mol  
99+
20th Energy Level
850.00 kJ/mol  
18
640.00 kJ/mol  
39
21st Energy Level
800.00 kJ/mol  
99+
640.10 kJ/mol  
99+
22nd Energy Level
380.00 kJ/mol  
99+
640.00 kJ/mol  
33
23rd Energy Level
8,000.00 kJ/mol  
9
640.10 kJ/mol  
99+
24th Energy Level
565.60 kJ/mol  
99+
640.00 kJ/mol  
35
25th Energy Level
800.00 kJ/mol  
13
640.10 kJ/mol  
37
26th Energy Level
800.00 kJ/mol  
13
640.10 kJ/mol  
36
27th Energy Level
800.00 kJ/mol  
12
640.10 kJ/mol  
38
28th Energy Level
800.00 kJ/mol  
18
640.10 kJ/mol  
99+
29th Energy Level
800.00 kJ/mol  
18
640.10 kJ/mol  
99+
30th Energy Level
800.00 kJ/mol  
13
640.10 kJ/mol  
39
Electrochemical Equivalent
3.00 g/amp-hr  
21
0.85 g/amp-hr  
99+
Electron Work Function
4.90 eV  
12
4.05 eV  
34
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Anti Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility  
Atomic
Atomic Number
109  
9
40  
99+
Electron Configuration
[Rn] 5f14 6d7 7s2  
[Kr] 4d2 5s2  
Crystal Structure
Face Centered Cubic (FCC)  
Hexagonal Close Packed (HCP)  
Crystal Lattice
FCC-Crystal-Structure-of-Meitnerium.jpg#100  
HCP-Crystal-Structure-of-Zirconium.jpg#100  
Atom
  
  
Number of Protons
109  
9
40  
99+
Number of Neutrons
157  
8
51  
99+
Number of Electrons
109  
9
40  
99+
Radius of an Atom
  
  
Atomic Radius
122.00 pm  
99+
160.00 pm  
29
Covalent Radius
129.00 pm  
99+
175.00 pm  
25
Van der Waals Radius
260.00 pm  
9
200.00 pm  
35
Atomic Weight
278.00 amu  
7
91.22 amu  
99+
Atomic Volume
20.20 cm3/mol  
30
14.10 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Hassium
  
Yttrium
  
Next Element
Darmstadtium
  
Niobium
  
Valence Electron Potential
31.20 (-eV)  
99+
80.00 (-eV)  
18
Lattice Constant
0.00 pm  
99+
323.20 pm  
99+
Lattice Angles
-  
π/2, π/2, 2 π/3  
Lattice C/A Ratio
1.59  
27
1.59  
25
Mechanical
Density
  
  
Density At Room Temperature
37.40 g/cm3  
2
6.52 g/cm3  
99+
Density When Liquid (at m.p.)
37.40 g/cm3  
2
5.80 g/cm3  
99+
Tensile Strength
80.00 MPa  
29
330.00 MPa  
14
Viscosity
0.00  
25
0.00  
12
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
37
0.00 (Pa)  
21
Elasticity properties
  
  
Shear Modulus
35.00 GPa  
21
33.00 GPa  
23
Bulk Modulus
0.00 GPa  
99+
91.10 GPa  
18
Young's Modulus
13.50 GPa  
99+
88.00 GPa  
24
Poisson Ratio
0.25  
24
0.34  
10
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
37.40  
4
6.51  
99+
Magnetic Ordering
Paramagnetic  
Paramagnetic  
Permeability
0.00 H/m  
12
0.00 H/m  
17
Susceptibility
0.00  
24
0.00  
24
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
0.35 nΩ·m  
99+
421.00 nΩ·m  
11
Electrical Conductivity
0.00 106/cm Ω  
99+
0.02 106/cm Ω  
99+
Electron Affinity
50.00 kJ/mol  
26
41.10 kJ/mol  
32
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.27 J/(kg K)  
19
Molar Heat Capacity
27.00 J/mol·K  
29
25.36 J/mol·K  
99+
Thermal Conductivity
0.00 W/m·K  
99+
22.60 W/m·K  
99+
Critical Temperature
1,323.00 K  
99+
2,128.00 K  
17
Thermal Expansion
10.30 µm/(m·K)  
99+
5.70 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
110.00 kJ/mol  
99+
581.60 kJ/mol  
11
Enthalpy of Fusion
-  
20.90 kJ/mol  
11
Enthalpy of Atomization
350.20 kJ/mol  
37
598.00 kJ/mol  
12
Standard Molar Entropy
63.80 J/mol.K  
22
39.00 J/mol.K  
99+
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