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Tin vs Mendelevium

Tin
Mendelevium
Mendelevium vs Tin


Periodic Table
Symbol
Sn  
Md  
Group Number
14  
4
Not Available  
Period Number
5  
7  
Block
p block  
f block  
Element Family
Post-​Transition  
Actinide  
CAS Number
7440315  
99+
7440111  
99+
Space Group Name
I41/amd  
Not Available  
Space Group Number
141.00  
7
Not Available  
Facts
Interesting Facts
  • In the list of most abundant element Tin is ranked 49th.
  • Tin metal does not react with water as well as does not corrode in it.
  
  • Mendelevium metal is synthetically produced metal.
  • Mendelevium metal has been produced in only trace amount.
  
Sources
Found in Minerals, Mining  
Bombarding Einsteinium with Helium Ions  
History
  
  
Who Discovered
Unknown  
Lawrence Berkeley National Laboratory  
Discovery
Before 3500 BC  
In 1955  
Abundance
  
  
Abundance In Universe
4 * 10-7 %  
20
Not Available  
Abundance In Sun
~0.0000009 %  
19
~-9999 %  
Abundance In Meteorites
0.00 %  
24
Not Available  
Abundance In Earth's Crust
0.00 %  
34
Not Available  
Abundance In Oceans
0.00 %  
26
Not Available  
Abundance In Humans
0.00 %  
13
Not Available  
Uses
Uses & Benefits
  • Tin-niobium alloy is used for producing superconducting magnets.
  • Tin salt known as a tin II chloride, it is used as a mordant and as a reducing agent for dyeing calico and silk.
  
  • Currently known uses of Mendelevium metal are limited to research purpose only.
  
Industrial Uses
Automobile Industry, Chemical Industry, Food Industry  
NA  
Medical Uses
Dentistry  
NA  
Other Uses
NA  
NA  
Biological Properties
  
  
Toxicity
Non Toxic  
Unknown  
Present in Human Body
Yes  
No  
In Blood
0.38 Blood/mg dm-3  
10
0.00 Blood/mg dm-3  
37
In Bone
1.40 p.p.m.  
16
0.00 p.p.m.  
36
Physical Properties
Melting Point
231.90 °C  
99+
827.00 °C  
99+
Boiling Point
2,270.00 °C  
99+
Not Available  
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery White  
Unknown  
Luster
NA  
Metallic  
Hardness
  
  
Mohs Hardness
1.50  
18
Not Available  
Brinell Hardness
50.00 MPa  
99+
Not Available  
Speed of Sound
2,730.00 m/s  
32
Not Available  
Optical Properties
  
  
Allotropes
Yes  
No  
α Allotropes
Grey Tin (alpha Tin, Tin Pest)  
Not Available  
β Allotropes
White Tin (Beta Tin)  
Not Available  
γ Allotropes
Rhombic Tin (gamma Tin)  
Not Available  
Chemical Properties
Chemical Formula
Sn  
Md  
Isotopes
  
  
Known Isotopes
35  
4
16  
23
Electronegativity
  
  
Pauling Electronegativity
1.96  
8
1.30  
32
Sanderson Electronegativity
1.49  
15
Not Available  
Allred Rochow Electronegativity
1.72  
4
1.20  
27
Mulliken-Jaffe Electronegativity
2.21  
3
Not Available  
Allen Electronegativity
1.82  
11
Not Available  
Electropositivity
  
  
Pauling Electropositivity
2.04  
99+
2.70  
22
Ionization Energies
  
  
1st Energy Level
708.60 kJ/mol  
33
635.00 kJ/mol  
99+
2nd Energy Level
1,411.80 kJ/mol  
99+
1,235.00 kJ/mol  
99+
3rd Energy Level
2,943.00 kJ/mol  
30
2,470.00 kJ/mol  
99+
4th Energy Level
3,930.30 kJ/mol  
99+
3,840.00 kJ/mol  
99+
5th Energy Level
7,456.00 kJ/mol  
13
Not Available  
Electrochemical Equivalent
1.11 g/amp-hr  
99+
3.21 g/amp-hr  
12
Electron Work Function
4.42 eV  
16
Not Available  
Other Chemical Properties
Ionization, Solubility  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic Properties
Atomic Number
50  
99+
101  
17
Electron Configuration
[Kr] 4d10 5s2 5p2  
[Rn] 5f13 7s2  
Crystal Structure
Tetragonal (TETR)  
Not Known  
Crystal Lattice
TETR-Crystal-Structure-of-Tin.jpg#100  
Unknown-Crystal-Structure-of-Mendelevium.jpg#100  
Atom
  
  
Number of Protons
50  
99+
101  
17
Number of Neutrons
69  
99+
157  
7
Number of Electrons
50  
99+
101  
17
Radius of an Atom
  
  
Atomic Radius
140.00 pm  
38
Not Available  
Covalent Radius
139.00 pm  
99+
Not Available  
Van der Waals Radius
217.00 pm  
23
246.00 pm  
8
Atomic Weight
118.71 amu  
99+
258.00 amu  
14
Atomic Volume
16.30 cm3/mol  
32
Not Available  
Adjacent Atomic Numbers
  
  
Previous Element
Indium
  
Fermium
  
Next Element
Cesium
  
Nobelium
  
Valence Electron Potential
83.50 (-eV)  
14
Not Available  
Lattice Constant
583.18 pm  
7
Not Available  
Lattice Angles
π/2, π/2, π/2  
NA  
Lattice C/A Ratio
Not Available  
Not Available  
Mechanical Properties
Density
  
  
Density At Room Temperature
7.37 g/cm3  
99+
Not Available  
Density When Liquid (at m.p.)
6.99 g/cm3  
34
Not Available  
Tensile Strength
Not Available  
Not Available  
Viscosity
Not Available  
Not Available  
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
17
Not Available  
Elasticity properties
  
  
Shear Modulus
18.00 GPa  
36
Not Available  
Bulk Modulus
58.00 GPa  
20
Not Available  
Young's Modulus
50.00 GPa  
36
Not Available  
Poisson Ratio
0.36  
8
Not Available  
Other Mechanical Properties
Ductile, Malleable  
Unknown  
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
7.31  
99+
Not Available  
Magnetic Ordering
Diamagnetic  
Unknown  
Electrical Properties
  
  
Electrical Property
Superconductor  
Unknown  
Resistivity
115.00 nΩ·m  
28
Not Available  
Electrical Conductivity
0.09 106/cm Ω  
23
Not Available  
Electron Affinity
107.30 kJ/mol  
8
Not Available  
Thermal Properties
Specific Heat
0.23 J/(kg K)  
28
Not Available  
Molar Heat Capacity
27.11 J/mol·K  
20
Not Available  
Thermal Conductivity
66.80 W/m·K  
25
Not Available  
Critical Temperature
Not Available  
Not Available  
Thermal Expansion
22.00 µm/(m·K)  
20
Not Available  
Enthalpy
  
  
Enthalpy of Vaporization
290.40 kJ/mol  
32
Not Available  
Enthalpy of Fusion
7.03 kJ/mol  
99+
Not Available  
Enthalpy of Atomization
301.30 kJ/mol  
35
Not Available  
Standard Molar Entropy
51.20 J/mol.K  
29
Not Available  
Periodic Table >>
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