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Bismuth vs Lawrencium

Bismuth
Lawrencium
Lawrencium vs Bismuth


Periodic Table
Symbol
Bi  
Lr  
Group Number
15  
3
3  
15
Period Number
6  
7  
Block
p block  
d block  
Element Family
Post-​Transition  
Actinide  
CAS Number
7440699  
22
22537195  
15
Space Group Name
C12/m1  
-  
Space Group Number
12.00  
15
225.00  
3
Facts
Interesting Facts
  • Bismuth metal is soluble and reacts with concentrated nitric acid.
  • It oxides are used as a yellow pigment in paint. Bismuth chloride oxide BiClO gives a pearly texture to cosmetics.
  
  • It is synthetically produced metal.
  • Radiation hazard can be produce by it.
  
Sources
Found in Minerals, Mining, Ores of Minerals  
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining  
History
  
  
Who Discovered
Claude François Geoffroy  
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research  
Discovery
In 1753  
In 1961–1971  
Abundance
  
  
Abundance In Universe
0.00 %  
26
0.00 %  
40
Abundance In Sun
0.00 %  
14
-  
Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
99+
Abundance In Oceans
0.00 %  
24
-  
Abundance In Humans
0.00 %  
24
-  
Uses
Uses & Benefits
  • Tin and bismuth alloys have a very low melting point and hence it is used in fire detector and the fire extinguishers. It also used in electric solders and fuses.
  
  • Currently known uses of Lawrencium metal are limited to research purpose only.
  
Industrial Uses
Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry  
-  
Medical Uses
Pharmaceutical Industry  
-  
Other Uses
Alloys  
-  
Biological Properties
  
  
Toxicity
Low Toxic  
-  
Present in Human Body
Yes  
No  
In Blood
0.02 Blood/mg dm-3  
20
0.00 Blood/mg dm-3  
40
In Bone
0.20 p.p.m.  
27
0.00 p.p.m.  
99+
Physical
Melting Point
271.30 °C  
99+
1,627.00 °C  
20
Boiling Point
1,560.00 °C  
99+
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silver  
Silver  
Luster
Metallic  
Unknown Luster  
Hardness
  
  
Mohs Hardness
2.25  
16
-  
Brinell Hardness
70.00 MPa  
99+
500.00 MPa  
28
Vickers Hardness
30.00 MPa  
99+
500.00 MPa  
35
Speed of Sound
1,790.00 m/s  
99+
2,760.00 m/s  
99+
Optical Properties
  
  
Refractive Index
2.50  
5
1.30  
99+
Reflectivity
70.00 %  
13
65.00 %  
18
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Bi  
Lr  
Isotopes
  
  
Known Isotopes
33  
6
10  
28
Electronegativity
  
  
Pauling Electronegativity
2.02  
7
1.30  
33
Sanderson Electronegativity
2.34  
3
1.30  
25
Allred Rochow Electronegativity
1.67  
7
1.30  
25
Mulliken-Jaffe Electronegativity
2.15  
8
1.30  
33
Allen Electronegativity
2.01  
5
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
1.98  
99+
2.00  
99+
Ionization Energies
  
  
1st Energy Level
703.00 kJ/mol  
35
470.00 kJ/mol  
99+
2nd Energy Level
1,610.00 kJ/mol  
34
1,428.00 kJ/mol  
99+
3rd Energy Level
2,466.00 kJ/mol  
99+
2,228.00 kJ/mol  
99+
4th Energy Level
4,370.00 kJ/mol  
38
4,910.00 kJ/mol  
31
5th Energy Level
5,400.00 kJ/mol  
99+
4,780.00 kJ/mol  
99+
6th Energy Level
8,520.00 kJ/mol  
29
4,780.00 kJ/mol  
99+
7th Energy level
7,030.00 kJ/mol  
99+
4,780.00 kJ/mol  
99+
8th Energy Level
7,030.00 kJ/mol  
37
4,780.00 kJ/mol  
99+
9th Energy Level
7,030.00 kJ/mol  
34
4,780.00 kJ/mol  
99+
10th Energy Level
7,030.00 kJ/mol  
38
5,800.00 kJ/mol  
99+
11th Energy Level
7,030.00 kJ/mol  
36
5,800.00 kJ/mol  
99+
12th Energy Level
7,030.00 kJ/mol  
99+
47,800.00 kJ/mol  
22
13th Energy Level
7,030.00 kJ/mol  
32
4,780.00 kJ/mol  
99+
14th Energy Level
7,030.00 kJ/mol  
22
1,186.00 kJ/mol  
99+
15th Energy Level
70,300.00 kJ/mol  
28
47,800.00 kJ/mol  
99+
16th Energy Level
70,300.00 kJ/mol  
23
470.00 kJ/mol  
99+
17th Energy Level
703.00 kJ/mol  
99+
1,186.00 kJ/mol  
15
18th Energy Level
7,030.00 kJ/mol  
34
4,780.00 kJ/mol  
99+
19th Energy Level
703.00 kJ/mol  
40
1,186.00 kJ/mol  
12
20th Energy Level
703.00 kJ/mol  
34
860.00 kJ/mol  
17
21st Energy Level
7,030.00 kJ/mol  
12
1,186.00 kJ/mol  
27
22nd Energy Level
703.00 kJ/mol  
28
388.00 kJ/mol  
99+
23rd Energy Level
7,030.00 kJ/mol  
10
1,180.00 kJ/mol  
32
24th Energy Level
703.00 kJ/mol  
27
546.10 kJ/mol  
99+
25th Energy Level
703.00 kJ/mol  
29
0.00 kJ/mol  
99+
26th Energy Level
703.00 kJ/mol  
28
594.70 kJ/mol  
99+
27th Energy Level
703.00 kJ/mol  
29
470.00 kJ/mol  
99+
28th Energy Level
703.00 kJ/mol  
34
478.00 kJ/mol  
99+
29th Energy Level
703.00 kJ/mol  
35
580.00 kJ/mol  
99+
30th Energy Level
703.00 kJ/mol  
29
0.00 kJ/mol  
99+
Electrochemical Equivalent
2.60 g/amp-hr  
23
3.23 g/amp-hr  
12
Electron Work Function
4.22 eV  
29
4.90 eV  
12
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility  
Ionization, Radioactive Isotopes  
Atomic
Atomic Number
83  
33
103  
15
Electron Configuration
[Xe] 4f14 5d10 6s2 6p3  
[Rn] 5f14 7s2 7p1  
Crystal Structure
Rhombohedral (RHO)  
Hexagonal Close Packed (HCP)  
Crystal Lattice
RHO-Crystal-Structure-of-Bismuth.jpg#100  
BCC-Crystal-Structure-.jpg#100  
Atom
  
  
Number of Protons
83  
33
103  
15
Number of Neutrons
126  
19
157  
8
Number of Electrons
83  
33
103  
15
Radius of an Atom
  
  
Atomic Radius
156.00 pm  
31
162.00 pm  
28
Covalent Radius
148.00 pm  
38
162.00 pm  
31
Van der Waals Radius
207.00 pm  
33
246.00 pm  
12
Atomic Weight
208.98 amu  
29
266.00 amu  
12
Atomic Volume
21.30 cm3/mol  
23
35.10 cm3/mol  
7
Adjacent Atomic Numbers
  
  
Previous Element
Lead
  
Nobelium
  
Next Element
Polonium
  
Rutherfordium
  
Valence Electron Potential
41.90 (-eV)  
99+
0.00 (-eV)  
99+
Lattice Constant
667.40 pm  
2
530.00 pm  
14
Lattice Angles
-  
-  
Lattice C/A Ratio
1.86  
4
1.60  
22
Mechanical
Density
  
  
Density At Room Temperature
9.78 g/cm3  
99+
15.00 g/cm3  
22
Density When Liquid (at m.p.)
10.05 g/cm3  
99+
15.60 g/cm3  
20
Tensile Strength
32.00 MPa  
99+
80.00 MPa  
29
Viscosity
0.00  
29
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
24
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
12.00 GPa  
99+
30.00 GPa  
27
Bulk Modulus
31.00 GPa  
99+
15.00 GPa  
99+
Young's Modulus
32.00 GPa  
99+
210.00 GPa  
10
Poisson Ratio
0.33  
11
0.32  
12
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
9.79  
99+
15.60  
22
Magnetic Ordering
Diamagnetic  
-  
Permeability
0.00 H/m  
20
0.00 H/m  
13
Susceptibility
0.00  
36
0.00  
23
Electrical Properties
  
  
Electrical Property
Semiconductor  
-  
Resistivity
1.29 nΩ·m  
99+
8.37 nΩ·m  
99+
Electrical Conductivity
0.01 106/cm Ω  
99+
0.00 106/cm Ω  
99+
Electron Affinity
91.20 kJ/mol  
13
50.00 kJ/mol  
26
Thermal
Specific Heat
0.12 J/(kg K)  
99+
0.22 J/(kg K)  
29
Molar Heat Capacity
25.52 J/mol·K  
99+
27.00 J/mol·K  
29
Thermal Conductivity
7.97 W/m·K  
99+
0.00 W/m·K  
99+
Critical Temperature
544.00 K  
99+
1,323.00 K  
99+
Thermal Expansion
13.40 µm/(m·K)  
34
8.50 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
151.00 kJ/mol  
99+
341.90 kJ/mol  
37
Enthalpy of Fusion
10.90 kJ/mol  
39
-  
Enthalpy of Atomization
207.10 kJ/mol  
99+
580.00 kJ/mol  
14
Standard Molar Entropy
56.70 J/mol.K  
32
54.80 J/mol.K  
35
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