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Dubnium vs Indium

Dubnium
Indium
Indium vs Dubnium


Periodic Table
Symbol
Db  
In  
Group Number
5  
13
13  
5
Period Number
7  
5  
Block
d block  
p block  
Element Family
Transition Metal  
Post-​Transition  
CAS Number
53850354  
14
7440746  
17
Space Group Name
-  
I4/mmm  
Space Group Number
166.00  
9
139.00  
11
Facts
Interesting Facts
  • IUPAC allotted a temporary name to Dubnium metal as “ Unnilpentium”.
  • In the production of Dubnium, thermal gradient chromatography is used.
  
  • Luster of Indium is bright in nature.
  • Reich and richer were looking for thallium in zinc metal and they discovered Indium metal.
  
Sources
Produced by Bombarding Am243 with Ne22, Synthetically Produced  
Mining, Ores of metals  
History
  
  
Who Discovered
Joint Institute for Nuclear Research  
Ferdinand Reich and Hieronymous Theodor Richter  
Discovery
In 1968  
In 1863  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
29
Abundance In Sun
-  
0.00 %  
23
Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+
Abundance In Earth's Crust
-  
0.00 %  
99+
Abundance In Oceans
-  
0.00 %  
99+
Abundance In Humans
-  
0.00 %  
16
Uses
Uses & Benefits
  • Currently known uses of Dubnium metal are limited to research purpose only.
  
  • It is used to produce indium tin oxide (ITO), it is used in manufacturing touch screens, flat screen TVs and solar panels.
  • Its nitride, phosphide and antimonide are used in transistors and microchips.
  
Industrial Uses
-  
Aerospace Industry, Automobile Industry  
Medical Uses
-  
Medical Research  
Other Uses
Research Purposes  
Alloys, In Nuclear Reactors  
Biological Properties
  
  
Toxicity
-  
Non Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
40
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+
Physical
Melting Point
-  
156.61 °C  
99+
Boiling Point
0.00 °C  
99+
2,000.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silvery Gray  
Luster
Unknown Luster  
Lustrous  
Hardness
  
  
Mohs Hardness
6.00  
6
1.20  
21
Brinell Hardness
330.00 MPa  
38
8.80 MPa  
99+
Vickers Hardness
400.00 MPa  
99+
0.01 MPa  
99+
Speed of Sound
2,680.00 m/s  
99+
1,215.00 m/s  
99+
Optical Properties
  
  
Refractive Index
1.20  
99+
3.41  
1
Reflectivity
55.00 %  
27
83.00 %  
6
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Db  
In  
Isotopes
  
  
Known Isotopes
10  
28
35  
4
Electronegativity
  
  
Pauling Electronegativity
2.20  
5
1.78  
17
Sanderson Electronegativity
1.30  
25
2.14  
9
Allred Rochow Electronegativity
1.30  
25
1.49  
14
Mulliken-Jaffe Electronegativity
1.10  
99+
1.76  
18
Allen Electronegativity
1.30  
40
1.66  
21
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
2.22  
38
Ionization Energies
  
  
1st Energy Level
664.80 kJ/mol  
38
558.30 kJ/mol  
99+
2nd Energy Level
1,546.70 kJ/mol  
39
1,820.70 kJ/mol  
19
3rd Energy Level
2,378.40 kJ/mol  
99+
2,704.00 kJ/mol  
40
4th Energy Level
3,298.80 kJ/mol  
99+
5,210.00 kJ/mol  
26
5th Energy Level
4,305.20 kJ/mol  
99+
5,580.00 kJ/mol  
99+
6th Energy Level
12,900.00 kJ/mol  
5
5,580.00 kJ/mol  
99+
7th Energy level
3,300.00 kJ/mol  
99+
5,580.00 kJ/mol  
99+
8th Energy Level
5,280.00 kJ/mol  
99+
5,580.00 kJ/mol  
99+
9th Energy Level
5,780.00 kJ/mol  
99+
5,580.00 kJ/mol  
99+
10th Energy Level
8,830.00 kJ/mol  
22
5,580.00 kJ/mol  
99+
11th Energy Level
3,300.00 kJ/mol  
99+
5,580.00 kJ/mol  
99+
12th Energy Level
88,300.00 kJ/mol  
2
5,580.00 kJ/mol  
99+
13th Energy Level
4,760.00 kJ/mol  
99+
5,580.00 kJ/mol  
99+
14th Energy Level
1,120.00 kJ/mol  
99+
558.30 kJ/mol  
99+
15th Energy Level
33,000.00 kJ/mol  
99+
55,800.00 kJ/mol  
99+
16th Energy Level
33,000.00 kJ/mol  
99+
558.30 kJ/mol  
99+
17th Energy Level
1,129.00 kJ/mol  
19
558.30 kJ/mol  
99+
18th Energy Level
0.00 kJ/mol  
99+
5,580.00 kJ/mol  
99+
19th Energy Level
1,094.90 kJ/mol  
18
558.30 kJ/mol  
99+
20th Energy Level
0.00 kJ/mol  
99+
558.00 kJ/mol  
99+
21st Energy Level
883.00 kJ/mol  
36
558.30 kJ/mol  
99+
22nd Energy Level
330.00 kJ/mol  
99+
558.00 kJ/mol  
99+
23rd Energy Level
1,150.00 kJ/mol  
33
5,581.00 kJ/mol  
24
24th Energy Level
528.30 kJ/mol  
99+
558.30 kJ/mol  
99+
25th Energy Level
0.00 kJ/mol  
99+
558.00 kJ/mol  
99+
26th Energy Level
579.80 kJ/mol  
99+
558.30 kJ/mol  
99+
27th Energy Level
0.00 kJ/mol  
99+
558.30 kJ/mol  
99+
28th Energy Level
1,150.00 kJ/mol  
3
558.30 kJ/mol  
99+
29th Energy Level
1,094.00 kJ/mol  
5
558.30 kJ/mol  
99+
30th Energy Level
0.00 kJ/mol  
99+
558.00 kJ/mol  
99+
Electrochemical Equivalent
3.00 g/amp-hr  
21
1.43 g/amp-hr  
99+
Electron Work Function
4.90 eV  
12
4.12 eV  
31
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Ionization, Radioactive Isotopes, Radioactivity, Solubility  
Atomic
Atomic Number
105  
13
49  
99+
Electron Configuration
[Rn] 5f14 6d3 7s2  
[Kr] 4d10 5s2 5p1  
Crystal Structure
Body Centered Cubic (BCC)  
Tetragonal (TETR)  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
TETR-Crystal-Structure-of-Indium.jpg#100  
Atom
  
  
Number of Protons
105  
13
49  
99+
Number of Neutrons
157  
8
66  
99+
Number of Electrons
105  
13
49  
99+
Radius of an Atom
  
  
Atomic Radius
139.00 pm  
99+
167.00 pm  
26
Covalent Radius
149.00 pm  
37
142.00 pm  
99+
Van der Waals Radius
0.00 pm  
99+
193.00 pm  
38
Atomic Weight
268.00 amu  
10
114.82 amu  
99+
Atomic Volume
22.80 cm3/mol  
17
15.70 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Rutherfordium
  
Cadmium
  
Next Element
Seaborgium
  
Tin
  
Valence Electron Potential
0.00 (-eV)  
99+
54.00 (-eV)  
26
Lattice Constant
-  
325.23 pm  
99+
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.63  
14
1.56  
99+
Mechanical
Density
  
  
Density At Room Temperature
29.30 g/cm3  
5
7.31 g/cm3  
99+
Density When Liquid (at m.p.)
29.30 g/cm3  
6
7.02 g/cm3  
99+
Tensile Strength
0.10 MPa  
99+
2.50 MPa  
99+
Viscosity
0.00  
25
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.01 (Pa)  
11
Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
24
Elasticity properties
  
  
Shear Modulus
34.00 GPa  
22
18.00 GPa  
99+
Bulk Modulus
39.00 GPa  
39
46.90 GPa  
27
Young's Modulus
0.00 GPa  
99+
11.00 GPa  
99+
Poisson Ratio
0.39  
5
0.44  
3
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
39.00  
3
7.31  
99+
Magnetic Ordering
-  
Diamagnetic  
Permeability
0.00 H/m  
17
0.00 H/m  
17
Susceptibility
0.00  
24
0.00  
34
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
6.80 nΩ·m  
99+
83.70 nΩ·m  
34
Electrical Conductivity
0.00 106/cm Ω  
99+
0.12 106/cm Ω  
20
Electron Affinity
-  
28.90 kJ/mol  
37
Thermal
Specific Heat
0.10 J/(kg K)  
99+
0.23 J/(kg K)  
27
Molar Heat Capacity
29.30 J/mol·K  
11
26.74 J/mol·K  
32
Thermal Conductivity
0.00 W/m·K  
99+
81.80 W/m·K  
21
Critical Temperature
1,323.00 K  
99+
429.75 K  
99+
Thermal Expansion
13.20 µm/(m·K)  
37
32.10 µm/(m·K)  
9
Enthalpy
  
  
Enthalpy of Vaporization
289.70 kJ/mol  
99+
226.40 kJ/mol  
99+
Enthalpy of Fusion
-  
3.28 kJ/mol  
99+
Enthalpy of Atomization
-  
242.70 kJ/mol  
99+
Standard Molar Entropy
55.00 J/mol.K  
34
57.80 J/mol.K  
27
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