Tin vs Silver
Periodic Table
Symbol
Sn
Ag
Group Number
14
4
11
7
Period Number
5
5
Block
p block
d block
Element Family
Post-Transition
Transition Metal
CAS Number
7440315
99+
7440224
99+
Space Group Name
I41/amd
Fm_ 3m
Space Group Number
141.00
7
225.00
2
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.
- It is the most reflective element.
- Silver is the second most ductile metal after Gold.
- It is also used in Dentistry as a dental alloys for clips and crowning.
Sources
Found in Minerals, Mining
Earth's crust, Found in Minerals, Ores of metals
History
Discovery
Before 3500 BC
Before 5000 BC
Abundance
Abundance In Universe
4 * 10-7 %
20
6 * 10-8 %
26
Abundance In Sun
~0.0000009 %
19
~0.0000001 %
26
Abundance In Meteorites
0.00 %
24
0.00 %
38
Abundance In Earth's Crust
0.00 %
34
0.00 %
99+
Abundance In Oceans
0.00 %
26
0.00 %
19
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.
- Silver is mainly used for Jewelry and show piece.
- It is used for manufacturing high quality mirrors due to its reflectivity property.
Industrial Uses
Automobile Industry, Chemical Industry, Food Industry
Chemical Industry, Clothing Industry, Electrical Industry
Medical Uses
Dentistry
Dentistry, Pharmaceutical Industry
Other Uses
NA
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues
Biological Properties
Toxicity
Non Toxic
Non Toxic
Present in Human Body
Yes
Yes
In Blood
0.38 Blood/mg dm-3
10
0.00 Blood/mg dm-3
29
In Bone
1.40 p.p.m.
16
0.44 p.p.m.
20
Physical Properties
Melting Point
231.90 °C
99+
961.93 °C
99+
Boiling Point
2,270.00 °C
99+
2,212.00 °C
99+
Appearance
Physical State
Solid
Solid
Color
Silvery White
Silvery White
Luster
NA
Metallic
Hardness
Mohs Hardness
1.50
18
2.50
14
Brinell Hardness
50.00 MPa
99+
251.00 MPa
37
Vickers Hardness
Not Available
229.00 MPa
30
Speed of Sound
2,730.00 m/s
32
2,680.00 m/s
34
Optical Properties
Reflectivity
Not Available
97.00 %
1
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
Ag
Isotopes
Known Isotopes
35
4
36
3
Electronegativity
Pauling Electronegativity
1.96
8
1.93
9
Sanderson Electronegativity
1.49
15
1.83
11
Allred Rochow Electronegativity
1.72
4
1.42
18
Mulliken-Jaffe Electronegativity
2.21
3
1.47
15
Allen Electronegativity
1.82
11
1.87
7
Electropositivity
Pauling Electropositivity
2.04
99+
2.07
99+
Ionization Energies
1st Energy Level
708.60 kJ/mol
33
731.00 kJ/mol
27
2nd Energy Level
1,411.80 kJ/mol
99+
2,070.00 kJ/mol
11
3rd Energy Level
2,943.00 kJ/mol
30
3,361.00 kJ/mol
19
4th Energy Level
3,930.30 kJ/mol
99+
Not Available
5th Energy Level
7,456.00 kJ/mol
13
Not Available
Electrochemical Equivalent
1.11 g/amp-hr
99+
4.02 g/amp-hr
7
Electron Work Function
4.42 eV
16
4.26 eV
20
Other Chemical Properties
Ionization, Solubility
Chemical Stability, Ionization, Solubility
Atomic Properties
Atomic Number
50
99+
47
99+
Electron Configuration
[Kr] 4d10 5s2 5p2
[Kr] 4d10 5s1
Crystal Structure
Tetragonal (TETR)
Face Centered Cubic (FCC)
Crystal Lattice
TETR-Crystal-Structure-of-Tin.jpg#100
FCC-Crystal-Structure-of-Silver.jpg#100
Atom
Number of Protons
50
99+
47
99+
Number of Neutrons
69
99+
61
99+
Number of Electrons
50
99+
47
99+
Radius of an Atom
Atomic Radius
140.00 pm
38
144.00 pm
36
Covalent Radius
139.00 pm
99+
145.00 pm
39
Van der Waals Radius
217.00 pm
23
172.00 pm
38
Atomic Weight
118.71 amu
99+
107.87 amu
99+
Atomic Volume
16.30 cm3/mol
32
10.30 cm3/mol
99+
Adjacent Atomic Numbers
Valence Electron Potential
83.50 (-eV)
14
11.40 (-eV)
99+
Lattice Constant
583.18 pm
7
408.53 pm
20
Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
Mechanical Properties
Density
Density At Room Temperature
7.37 g/cm3
99+
10.49 g/cm3
35
Density When Liquid (at m.p.)
6.99 g/cm3
34
9.32 g/cm3
21
Tensile Strength
Not Available
Not Available
Viscosity
Not Available
Not Available
Vapor Pressure
Vapor Pressure at 1000 K
0.00 (Pa)
17
0.00 (Pa)
14
Elasticity properties
Shear Modulus
18.00 GPa
36
30.00 GPa
23
Bulk Modulus
58.00 GPa
20
100.00 GPa
16
Young's Modulus
50.00 GPa
36
83.00 GPa
23
Poisson Ratio
0.36
8
0.37
7
Other Mechanical Properties
Ductile, Malleable
Ductile, Malleable
Magnetic Properties
Magnetic Characteristics
Specific Gravity
7.31
99+
10.50
26
Magnetic Ordering
Diamagnetic
Diamagnetic
Susceptibility
Not Available
0.00
5
Electrical Properties
Electrical Property
Superconductor
Conductor
Resistivity
115.00 nΩ·m
28
15.87 nΩ·m
99+
Electrical Conductivity
0.09 106/cm Ω
23
0.63 106/cm Ω
1
Electron Affinity
107.30 kJ/mol
8
125.60 kJ/mol
5
Thermal Properties
Specific Heat
0.23 J/(kg K)
28
0.24 J/(kg K)
25
Molar Heat Capacity
27.11 J/mol·K
20
25.35 J/mol·K
99+
Thermal Conductivity
66.80 W/m·K
25
429.00 W/m·K
1
Critical Temperature
Not Available
Not Available
Thermal Expansion
22.00 µm/(m·K)
20
18.90 µm/(m·K)
23
Enthalpy
Enthalpy of Vaporization
290.40 kJ/mol
32
255.10 kJ/mol
37
Enthalpy of Fusion
7.03 kJ/mol
99+
11.30 kJ/mol
31
Enthalpy of Atomization
301.30 kJ/mol
35
284.50 kJ/mol
37
Standard Molar Entropy
51.20 J/mol.K
29
42.60 J/mol.K
35
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