Symbol
Zn
U
Group Number
120
0
17
👆🏻
Period Number
47
2
7
👆🏻
Block
d block
f block
Element Family
Transition Metal
Actinide
CAS Number
74406667440611
7429905
54386242
👆🏻
Space Group Name
P63/mmc
Cmcm
Space Group Number
194.0063.00
11
276
👆🏻
Interesting Facts
- 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.
- Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
Sources
Earth's crust, Found in Minerals, Mining, Ores of Minerals
Earth's crust, Mining, Ores of Minerals
History
Who Discovered
Indian metallurgists
-
Discovery
Before 1000 BCE
In 1789
Abundance
Abundance In Universe
0.00 %0.00 %
0
0.11
👆🏻
Abundance In Sun
0.00 %0.00 %
0
0.1
👆🏻
Abundance In Meteorites
0.02 %0.00 %
0
22
👆🏻
Abundance In Earth's Crust
0.01 %0.00 %
1E-37
8.1
👆🏻
Abundance In Oceans
0.00 %0.00 %
0
1.1
👆🏻
Abundance In Humans
0.00 %0.00 %
0
1.4
👆🏻
Uses & Benefits
- It is mainly used for Galvanizing other metals.
- It is also used for manufacturing die-casting and it is very essential for automobile industry.
- The main use of this metal include nuclear fuel which is used to generate electricity yin nuclear power stations.
-
Synthetic elements like transuranium are made from Uranium metal.
Industrial Uses
Electrical Industry, Electronic Industry
Ammunition Industry, Chemical Industry
Medical Uses
Pharmaceutical Industry
-
Other Uses
Alloys
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues
Biological Properties
Toxicity
Highly Toxic
Toxic
Present in Human Body
✔
✘
✔
✘
In Blood
7.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
👆🏻
In Bone
170.00 p.p.m.1.20 p.p.m.
0
170000
👆🏻
Melting Point
419.58 °C1,132.00 °C
-38.83
3410
👆🏻
Boiling Point
907.00 °C3,818.00 °C
0
5660
👆🏻
Appearance
Physical State
Solid
Solid
Color
Silvery Gray
Silvery Gray
Luster
Metallic
Metallic
Hardness
Mohs Hardness
2.506.00
0.2
8.5
👆🏻
Brinell Hardness
327.00 MPa2,350.00 MPa
0.14
3490
👆🏻
Vickers Hardness
207.00 MPa1,960.00 MPa
0
3920
👆🏻
Speed of Sound
3,850.00 m/s3,155.00 m/s
818
16200
👆🏻
Optical Properties
Refractive Index
1.001.38
0.155
3.41
👆🏻
Reflectivity
80.00 %80.00 %
5
97
👆🏻
Allotropes
✔
✘
✔
✘
α Allotropes
-
-
β Allotropes
-
-
γ Allotropes
-
-
Chemical Formula
Zn
U
Isotopes
Known Isotopes
2525
0
38
👆🏻
Electronegativity
Pauling Electronegativity
1.651.38
0
2.6
👆🏻
Sanderson Electronegativity
2.231.38
0.22
2.56
👆🏻
Allred Rochow Electronegativity
1.661.22
0.86
1.9
👆🏻
Mulliken-Jaffe Electronegativity
1.651.38
0.62
2.48
👆🏻
Allen Electronegativity
1.591.38
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.352.62
1.46
3.3
👆🏻
Ionization Energies
1st Energy Level
906.40 kJ/mol597.60 kJ/mol
375.7
26130
👆🏻
2nd Energy Level
1,733.30 kJ/mol1,420.00 kJ/mol
392.8
28750
👆🏻
3rd Energy Level
3,833.00 kJ/mol1,900.00 kJ/mol
392.8
34230
👆🏻
4th Energy Level
5,731.00 kJ/mol3,145.00 kJ/mol
375.7
37066
👆🏻
5th Energy Level
7,970.00 kJ/mol5,976.00 kJ/mol
392
97510
👆🏻
6th Energy Level
10,400.00 kJ/mol5,976.00 kJ/mol
1007
105800
👆🏻
7th Energy level
12,900.00 kJ/mol5,970.00 kJ/mol
1007
114300
👆🏻
8th Energy Level
16,800.00 kJ/mol5,976.00 kJ/mol
730
125300
👆🏻
9th Energy Level
19,600.00 kJ/mol5,976.00 kJ/mol
1007
134700
👆🏻
10th Energy Level
23,000.00 kJ/mol5,976.00 kJ/mol
392
144300
👆🏻
11th Energy Level
26,400.00 kJ/mol5,976.00 kJ/mol
392
169988
👆🏻
12th Energy Level
29,990.00 kJ/mol5,970.00 kJ/mol
0
189368
👆🏻
13th Energy Level
40,490.00 kJ/mol5,970.00 kJ/mol
1007
76015
👆🏻
14th Energy Level
43,800.00 kJ/mol5,970.00 kJ/mol
380
86450
👆🏻
15th Energy Level
47,300.00 kJ/mol59,700.00 kJ/mol
33000
100700
👆🏻
16th Energy Level
52,300.00 kJ/mol59,700.00 kJ/mol
375.7
109480
👆🏻
17th Energy Level
55,900.00 kJ/mol597.60 kJ/mol
375.7
122200
👆🏻
18th Energy Level
59,700.00 kJ/mol5,976.00 kJ/mol
0
134810
👆🏻
19th Energy Level
67,300.00 kJ/mol597.60 kJ/mol
375.7
148700
👆🏻
20th Energy Level
171,200.00 kJ/mol597.00 kJ/mol
0
171200
👆🏻
21st Energy Level
179,100.00 kJ/mol597.60 kJ/mol
375.7
179100
👆🏻
22nd Energy Level
906.00 kJ/mol597.00 kJ/mol
330
184900
👆🏻
23rd Energy Level
906.40 kJ/mol597.60 kJ/mol
357.6
198800
👆🏻
24th Energy Level
906.40 kJ/mol597.60 kJ/mol
297.3
195200
👆🏻
25th Energy Level
906.40 kJ/mol597.60 kJ/mol
0
121900
👆🏻
26th Energy Level
906.40 kJ/mol597.60 kJ/mol
357.6
127700
👆🏻
27th Energy Level
906.40 kJ/mol597.60 kJ/mol
0
133800
👆🏻
28th Energy Level
906.40 kJ/mol597.60 kJ/mol
297.3
139800
👆🏻
29th Energy Level
906.40 kJ/mol597.60 kJ/mol
0
148100
👆🏻
30th Energy Level
906.40 kJ/mol597.60 kJ/mol
0
154500
👆🏻
Electrochemical Equivalent
1.22 g/amp-hr1.48 g/amp-hr
0.16812
8.3209
👆🏻
Electron Work Function
4.33 eV3.63 eV
2.14
6
👆🏻
Other Chemical Properties
Anti Corrosion, Chemical Stability, Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Radioactivity
Atomic Number
3092
3
117
👆🏻
Electron Configuration
[Ar] 3d10 4s2
[Rn] 5f3 6d1 7s2
Crystal Structure
Hexagonal Close Packed (HCP)
Orthorhombic (ORTH)
Crystal Lattice
Atom
Number of Protons
3092
3
117
👆🏻
Number of Neutrons
35146
4
285
👆🏻
Number of Electrons
3092
3
117
👆🏻
Radius of an Atom
Atomic Radius
134.00 pm156.00 pm
0
348
👆🏻
Covalent Radius
122.00 pm196.00 pm
0
260
👆🏻
Van der Waals Radius
139.00 pm186.00 pm
0
348
👆🏻
Atomic Weight
65.38 amu238.03 amu
6.94
294
👆🏻
Atomic Volume
9.20 cm3/mol12.59 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
38.90 (-eV)170.00 (-eV)
0
392.42
👆🏻
Lattice Constant
266.49 pm295.08 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Lattice C/A Ratio
1.861.02
0.423
1.9
👆🏻
Density
Density At Room Temperature
7.14 g/cm319.10 g/cm3
0.534
40.7
👆🏻
Density When Liquid (at m.p.)
6.57 g/cm317.30 g/cm3
0.512
41
👆🏻
Tensile Strength
120.00 MPa100.00 MPa
0.1
11000
👆🏻
Viscosity
0.000.00
1.5E-05
0.0035
👆🏻
Vapor Pressure
Vapor Pressure at 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Vapor Pressure at 2000 K
0.00 (Pa)0.01 (Pa)
0
774
👆🏻
Elasticity properties
Shear Modulus
43.00 GPa111.00 GPa
1.3
222
👆🏻
Bulk Modulus
70.00 GPa100.00 GPa
0
462
👆🏻
Young's Modulus
108.00 GPa208.00 GPa
0
528
👆🏻
Poisson Ratio
0.250.23
0.032
0.47
👆🏻
Other Mechanical Properties
-
Ductile, Malleable
Magnetic Characteristics
Specific Gravity
6.9018.80
0.53
4500
👆🏻
Magnetic Ordering
Diamagnetic
Paramagnetic
Permeability
0.00 H/m0.00 H/m
1.25643E-06
0.0063
👆🏻
Susceptibility
0.000.00
-0.000166
200000
👆🏻
Electrical Properties
Electrical Property
Conductor
Poor Conductor
Resistivity
59.00 nΩ·m0.28 nΩ·m
0.1
961
👆🏻
Electrical Conductivity
0.17 106/cm Ω0.04 106/cm Ω
0
0.63
👆🏻
Electron Affinity
0.00 kJ/mol50.60 kJ/mol
0
222.8
👆🏻
Specific Heat
0.39 J/(kg K)0.12 J/(kg K)
0.1
3.6
👆🏻
Molar Heat Capacity
25.47 J/mol·K27.67 J/mol·K
13.1
62.7
👆🏻
Thermal Conductivity
116.00 W/m·K27.50 W/m·K
0
429
👆🏻
Critical Temperature
692.00 K1,405.00 K
26.3
3695
👆🏻
Thermal Expansion
30.20 µm/(m·K)13.90 µm/(m·K)
4.5
97
👆🏻
Enthalpy
Enthalpy of Vaporization
7.32 kJ/mol477.00 kJ/mol
7.32
799.1
👆🏻
Enthalpy of Fusion
7.32 kJ/mol15.48 kJ/mol
2.1
35.23
👆🏻
Enthalpy of Atomization
129.70 kJ/mol489.50 kJ/mol
61.5
837
👆🏻
Standard Molar Entropy
41.60 J/mol.K50.20 J/mol.K
9.5
198.1
👆🏻