1 Periodic Table
1.1 Symbol
1.2 Group Number
1.6 Period Number
1.9 Block
1.10 Element Family
Actinide
Transition Metal
1.11 CAS Number
74399987440666
7429905
54386242
1.12 Space Group Name
1.13 Space Group Number
3 Facts
3.1 Interesting Facts
Not Available
- Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
- The leading producers of Zinc metal are Australia, Canada, China, U.S.A and Peru.
3.2 Sources
Made by Bombarding Uranium with Neutrons, Ores of metals
Earth's crust, Found in Minerals, Mining, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Edwin McMillan and Philip H. Abelson
Indian metallurgists
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.5.1 Abundance In Sun
~-9999 %~0.0002 %
1E-08
0.1
3.8.1 Abundance In Meteorites
3.10.1 Abundance In Earth's Crust
3.10.3 Abundance In Oceans
4.4.3 Abundance In Humans
6 Uses
6.1 Uses & Benefits
- Currently known uses of Neptunium metal are limited to research purpose only.
-
Neptunium’s isotope neptunium-237 is used as a neutron detectors.
- It is mainly used for Galvanizing other metals.
- It is also used for manufacturing die-casting and it is very essential for automobile industry.
6.1.1 Industrial Uses
NA
Electrical Industry, Electronic Industry
6.1.2 Medical Uses
NA
Pharmaceutical Industry
6.1.3 Other Uses
Alloys, Nuclear Research, Research Purposes
Alloys
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
0.00 Blood/mg dm-37.00 Blood/mg dm-3
0
1970
6.2.6 In Bone
0.00 p.p.m.170.00 p.p.m.
0
170000
7 Physical
7.1 Melting Point
640.00 °C419.58 °C
27
3410
8.2 Boiling Point
3,902.00 °C907.00 °C
147
5660
8.4 Appearance
8.4.1 Physical State
8.4.2 Color
8.4.3 Luster
8.5 Hardness
8.5.1 Mohs Hardness
2.2.4 Brinell Hardness
2.3.3 Vickers Hardness
3.5 Speed of Sound
3.10 Optical Properties
3.10.1 Refractive Index
3.10.2 Reflectivity
4.6 Allotropes
4.6.1 α Allotropes
Not Available
Not Available
4.6.2 β Allotropes
Not Available
Not Available
4.6.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
5.2 Isotopes
5.2.1 Known Isotopes
6.3 Electronegativity
6.3.1 Pauling Electronegativity
1.2.2 Sanderson Electronegativity
1.4.1 Allred Rochow Electronegativity
1.4.3 Mulliken-Jaffe Electronegativity
1.6.3 Allen Electronegativity
3.6 Electropositivity
3.6.1 Pauling Electropositivity
3.7 Ionization Energies
3.7.1 1st Energy Level
604.50 kJ/mol906.40 kJ/mol
375.7
26130
4.3.2 2nd Energy Level
1,128.00 kJ/mol1,733.30 kJ/mol
710.2162
28750
4.5.2 3rd Energy Level
1,997.00 kJ/mol3,833.00 kJ/mol
1600
34230
4.8.2 4th Energy Level
3,242.00 kJ/mol5,731.00 kJ/mol
2780
37066
5.4.2 5th Energy Level
NA7,970.00 kJ/mol
4305.2
97510
5.4.6 6th Energy Level
NA10,400.00 kJ/mol
5715.8
105800
5.4.8 7th Energy level
NA12,900.00 kJ/mol
7226.8
114300
5.4.13 8th Energy Level
NA16,800.00 kJ/mol
8857.4
125300
5.6.2 9th Energy Level
NA19,600.00 kJ/mol
14110
134700
5.6.3 10th Energy Level
NA23,000.00 kJ/mol
17100
144300
5.8.4 11th Energy Level
NA26,400.00 kJ/mol
19900
169988
6.2.4 12th Energy Level
NA29,990.00 kJ/mol
22219
189368
6.3.3 13th Energy Level
NA40,490.00 kJ/mol
26930
76015
6.3.7 14th Energy Level
NA43,800.00 kJ/mol
29196
86450
6.3.12 15th Energy Level
NA47,300.00 kJ/mol
41987
97510
6.3.15 16th Energy Level
NA52,300.00 kJ/mol
47206
109480
6.3.20 17th Energy Level
NA55,900.00 kJ/mol
52737
122200
6.3.22 18th Energy Level
NA59,700.00 kJ/mol
58570
134810
7.2.4 19th Energy Level
NA67,300.00 kJ/mol
64702
148700
7.3.2 20th Energy Level
NA171,200.00 kJ/mol
80400
171200
7.3.5 21st Energy Level
NA179,100.00 kJ/mol
87000
179100
7.4.2 22nd Energy Level
8.1.3 23rd Energy Level
8.2.1 24th Energy Level
8.2.4 25th Energy Level
8.4.2 26th Energy Level
8.4.5 27th Energy Level
8.4.10 28th Energy Level
8.4.13 29th Energy Level
8.5.1 30th Energy Level
8.6 Electrochemical Equivalent
1.77 g/amp-hr1.22 g/amp-hr
0.16812
8.3209
9.3 Electron Work Function
9.5 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility
Anti Corrosion, Chemical Stability, Ionization, Radioactive Isotopes
10 Atomic
10.1 Atomic Number
10.2 Electron Configuration
[Rn] 5f4 6d1 7s2
[Ar] 3d10 4s2
10.3 Crystal Structure
Orthorhombic (ORTH)
Hexagonal Close Packed (HCP)
10.3.1 Crystal Lattice
10.4 Atom
10.4.1 Number of Protons
10.7.2 Number of Neutrons
11.2.3 Number of Electrons
11.7 Radius of an Atom
11.7.1 Atomic Radius
155.00 pm134.00 pm
112
265
11.7.5 Covalent Radius
190.00 pm122.00 pm
96
260
12.2.4 Van der Waals Radius
221.00 pm139.00 pm
139
348
12.3 Atomic Weight
237.00 amu65.38 amu
6.94
294
12.8 Atomic Volume
11.62 cm3/mol9.20 cm3/mol
1.39
71.07
12.12 Adjacent Atomic Numbers
12.12.1 Previous Element
12.12.2 Next Element
12.13 Valence Electron Potential
96.00 (-eV)38.90 (-eV)
8
392.42
12.15 Lattice Constant
666.30 pm266.49 pm
228.58
891.25
12.19 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
12.20 Lattice C/A Ratio
14 Mechanical
14.1 Density
14.1.1 Density At Room Temperature
19.38 g/cm37.14 g/cm3
0.534
40.7
14.1.8 Density When Liquid (at m.p.)
14.3 Tensile Strength
14.6 Viscosity
14.10 Vapor Pressure
14.10.1 Vapor Pressure at 1000 K
14.12.3 Vapor Pressure at 2000 K
14.16 Elasticity properties
14.16.1 Shear Modulus
15.2.2 Bulk Modulus
16.1.2 Young's Modulus
16.9 Poisson Ratio
17.2 Other Mechanical Properties
18 Magnetic
18.1 Magnetic Characteristics
18.1.1 Specific Gravity
18.3.3 Magnetic Ordering
18.3.4 Permeability
18.5.1 Susceptibility
18.6 Electrical Properties
18.6.1 Electrical Property
18.6.2 Resistivity
1.22 nΩ·m59.00 nΩ·m
0.18
961
19.1.3 Electrical Conductivity
0.01 106/cm Ω0.17 106/cm Ω
0.00666
0.63
21.1.3 Electron Affinity
22 Thermal
22.1 Specific Heat
0.12 J/(kg K)0.39 J/(kg K)
0.11
3.6
22.5 Molar Heat Capacity
29.46 J/mol·K25.47 J/mol·K
16.443
62.7
22.8 Thermal Conductivity
6.30 W/m·K116.00 W/m·K
6.3
429
22.12 Critical Temperature
22.16 Thermal Expansion
24.3 Enthalpy
24.3.1 Enthalpy of Vaporization
24.5.1 Enthalpy of Fusion
3.20 kJ/mol7.32 kJ/mol
2.1
35.23
24.9.1 Enthalpy of Atomization
24.15 Standard Molar Entropy
NA41.60 J/mol.K
9.5
198.1