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Tin vs Mendelevium

Tin
Mendelevium
Mendelevium vs Tin


Periodic Table
Symbol
Sn  
Md  
Group Number
14  
4
3  
15
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  
-  
Space Group Number
141.00  
10
194.00  
7
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
-  
Lawrence Berkeley National Laboratory  
Discovery
Before 3500 BC  
In 1955  
Abundance
  
  
Abundance In Universe
0.00 %  
21
0.00 %  
40
Abundance In Sun
0.00 %  
19
-  
Abundance In Meteorites
0.00 %  
24
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
34
-  
Abundance In Oceans
0.00 %  
26
-  
Abundance In Humans
0.00 %  
15
0.00 %  
24
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  
-  
Medical Uses
Dentistry  
-  
Other Uses
-  
-  
Biological Properties
  
  
Toxicity
Non Toxic  
-  
Present in Human Body
Yes  
No  
In Blood
0.38 Blood/mg dm-3  
10
0.00 Blood/mg dm-3  
40
In Bone
1.40 p.p.m.  
17
0.00 p.p.m.  
99+
Physical
Melting Point
231.90 °C  
99+
827.00 °C  
99+
Boiling Point
2,270.00 °C  
99+
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery White  
-  
Luster
-  
Metallic  
Hardness
  
  
Mohs Hardness
1.50  
19
-  
Brinell Hardness
50.00 MPa  
99+
350.00 MPa  
36
Vickers Hardness
50.00 MPa  
99+
0.00 MPa  
99+
Speed of Sound
2,730.00 m/s  
99+
2,680.00 m/s  
99+
Optical Properties
  
  
Refractive Index
2.40  
7
1.30  
99+
Reflectivity
51.00 %  
30
66.00 %  
17
Allotropes
Yes  
No  
α Allotropes
Grey Tin (alpha Tin, Tin Pest)  
-  
β Allotropes
White Tin (Beta Tin)  
-  
γ Allotropes
Rhombic Tin (gamma Tin)  
-  
Chemical
Chemical Formula
Sn  
Md  
Isotopes
  
  
Known Isotopes
35  
4
16  
23
Electronegativity
  
  
Pauling Electronegativity
1.96  
9
1.30  
33
Sanderson Electronegativity
1.49  
19
1.30  
25
Allred Rochow Electronegativity
1.72  
5
1.20  
28
Mulliken-Jaffe Electronegativity
2.21  
5
1.30  
33
Allen Electronegativity
1.82  
14
1.30  
40
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  
21
6,350.00 kJ/mol  
36
6th Energy Level
7,080.00 kJ/mol  
99+
6,350.00 kJ/mol  
99+
7th Energy level
7,080.00 kJ/mol  
39
6,350.00 kJ/mol  
99+
8th Energy Level
7,080.00 kJ/mol  
35
6,350.00 kJ/mol  
99+
9th Energy Level
7,080.00 kJ/mol  
32
6,350.00 kJ/mol  
99+
10th Energy Level
7,080.00 kJ/mol  
36
6,350.00 kJ/mol  
99+
11th Energy Level
7,080.00 kJ/mol  
34
6,400.00 kJ/mol  
99+
12th Energy Level
7,080.00 kJ/mol  
99+
60,100.00 kJ/mol  
16
13th Energy Level
7,080.00 kJ/mol  
31
6,350.00 kJ/mol  
37
14th Energy Level
708.60 kJ/mol  
99+
1,150.00 kJ/mol  
99+
15th Energy Level
70,800.00 kJ/mol  
27
63,500.00 kJ/mol  
37
16th Energy Level
70,800.00 kJ/mol  
22
635.00 kJ/mol  
99+
17th Energy Level
708.60 kJ/mol  
99+
1,107.00 kJ/mol  
21
18th Energy Level
7,086.00 kJ/mol  
33
6,350.00 kJ/mol  
39
19th Energy Level
708.60 kJ/mol  
39
635.00 kJ/mol  
99+
20th Energy Level
708.00 kJ/mol  
33
635.00 kJ/mol  
40
21st Energy Level
708.60 kJ/mol  
99+
6,350.00 kJ/mol  
13
22nd Energy Level
708.00 kJ/mol  
27
635.00 kJ/mol  
34
23rd Energy Level
708.60 kJ/mol  
99+
6,350.00 kJ/mol  
13
24th Energy Level
708.60 kJ/mol  
26
635.00 kJ/mol  
36
25th Energy Level
708.60 kJ/mol  
28
635.00 kJ/mol  
38
26th Energy Level
708.60 kJ/mol  
27
635.00 kJ/mol  
37
27th Energy Level
708.60 kJ/mol  
27
635.00 kJ/mol  
39
28th Energy Level
708.60 kJ/mol  
32
635.00 kJ/mol  
99+
29th Energy Level
708.60 kJ/mol  
33
635.00 kJ/mol  
99+
30th Energy Level
708.60 kJ/mol  
27
635.00 kJ/mol  
40
Electrochemical Equivalent
1.11 g/amp-hr  
99+
3.21 g/amp-hr  
13
Electron Work Function
4.42 eV  
22
3.89 eV  
37
Other Chemical Properties
Ionization, Solubility  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic
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  
8
Number of Electrons
50  
99+
101  
17
Radius of an Atom
  
  
Atomic Radius
140.00 pm  
40
175.00 pm  
21
Covalent Radius
139.00 pm  
99+
175.00 pm  
25
Van der Waals Radius
217.00 pm  
29
246.00 pm  
12
Atomic Weight
118.71 amu  
99+
258.00 amu  
14
Atomic Volume
16.30 cm3/mol  
99+
19.90 cm3/mol  
32
Adjacent Atomic Numbers
  
  
Previous Element
Indium
  
Fermium
  
Next Element
Cesium
  
Nobelium
  
Valence Electron Potential
83.50 (-eV)  
14
63.70 (-eV)  
23
Lattice Constant
583.18 pm  
7
-  
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
0.68  
99+
1.58  
36
Mechanical
Density
  
  
Density At Room Temperature
7.37 g/cm3  
99+
10.30 g/cm3  
38
Density When Liquid (at m.p.)
6.99 g/cm3  
99+
10.30 g/cm3  
39
Tensile Strength
15.00 MPa  
99+
80.00 MPa  
29
Viscosity
0.00  
15
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
18
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
38
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
18.00 GPa  
99+
32.00 GPa  
24
Bulk Modulus
58.00 GPa  
21
0.00 GPa  
99+
Young's Modulus
50.00 GPa  
39
12.00 GPa  
99+
Poisson Ratio
0.36  
8
0.30  
14
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
7.31  
99+
13.50  
29
Magnetic Ordering
Diamagnetic  
-  
Permeability
0.00 H/m  
17
0.00 H/m  
11
Susceptibility
0.00  
30
0.00  
24
Electrical Properties
  
  
Electrical Property
Superconductor  
-  
Resistivity
115.00 nΩ·m  
28
0.63 nΩ·m  
99+
Electrical Conductivity
0.09 106/cm Ω  
28
0.00 106/cm Ω  
99+
Electron Affinity
107.30 kJ/mol  
9
50.00 kJ/mol  
26
Thermal
Specific Heat
0.23 J/(kg K)  
28
0.10 J/(kg K)  
99+
Molar Heat Capacity
27.11 J/mol·K  
26
27.00 J/mol·K  
29
Thermal Conductivity
66.80 W/m·K  
25
0.00 W/m·K  
99+
Critical Temperature
505.00 K  
99+
1,100.00 K  
99+
Thermal Expansion
22.00 µm/(m·K)  
21
11.60 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
290.40 kJ/mol  
99+
380.50 kJ/mol  
26
Enthalpy of Fusion
7.03 kJ/mol  
99+
-  
Enthalpy of Atomization
301.30 kJ/mol  
99+
410.80 kJ/mol  
25
Standard Molar Entropy
51.20 J/mol.K  
40
37.40 J/mol.K  
99+
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