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Nickel Uranium Comparison


Uranium Nickel comparison


Periodic Table

Symbol
Ni  
U  

Group Number
10  
8
0  
18

Period Number
4  
7  

Block
d block  
f block  

Element Family
Transition Metal  
Actinide  

CAS Number
7440020  
99+
7440611  
28

Space Group Name
Fm_ 3m  
Cmcm  

Space Group Number
225.00  
3
63.00  
13

Facts

Interesting Facts
  • Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
  • After iron, Zinc metal the second most abundant element in the earth crust.
  
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  

Sources
Found in Minerals, Mining, Ores of Minerals  
Earth's crust, Mining, Ores of Minerals  

History
  
  

Who Discovered
Axel Fredrik Cronstedt  
-  

Discovery
In 1751  
In 1789  

Abundance
  
  

Abundance In Universe
0.01 %  
5
0.00 %  
30

Abundance In Sun
0.01 %  
3
0.00 %  
26

Abundance In Meteorites
1.30 %  
3
0.00 %  
99+

Abundance In Earth's Crust
0.01 %  
15
0.00 %  
36

Abundance In Oceans
0.00 %  
13
0.00 %  
11

Abundance In Humans
0.00 %  
17
0.00 %  
24

Uses

Uses & Benefits
  • It has corrosion resistance and hence it is used to plate other metals.
  • Its alloys are very useful; Nichrome alloy is used in the hot coil of toasters and electric oven.
  
  • 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
Automobile Industry, Electrical Industry, Electronic Industry  
Ammunition Industry, Chemical Industry  

Medical Uses
-  
-  

Other Uses
Alloys  
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues  

Biological Properties
  
  

Toxicity
Toxic  
Toxic  

Present in Human Body
Yes  
No  

In Blood
0.05 Blood/mg dm-3  
17
0.00 Blood/mg dm-3  
37

In Bone
0.70 p.p.m.  
20
1.20 p.p.m.  
19

Physical

Melting Point
1,453.00 °C  
31
1,132.00 °C  
39

Boiling Point
2,732.00 °C  
40
3,818.00 °C  
16

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silver  
Silvery Gray  

Luster
Metallic  
Metallic  

Hardness
  
  

Mohs Hardness
4.00  
11
6.00  
6

Brinell Hardness
667.00 MPa  
20
2,350.00 MPa  
2

Vickers Hardness
638.00 MPa  
24
1,960.00 MPa  
6

Speed of Sound
4,900.00 m/s  
16
3,155.00 m/s  
36

Optical Properties
  
  

Refractive Index
1.68  
28
1.38  
40

Reflectivity
72.00 %  
11
80.00 %  
7

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Ni  
U  

Isotopes
  
  

Known Isotopes
25  
14
25  
14

Electronegativity
  
  

Pauling Electronegativity
1.91  
11
1.38  
29

Sanderson Electronegativity
1.94  
12
1.38  
22

Allred Rochow Electronegativity
1.75  
4
1.22  
27

Mulliken-Jaffe Electronegativity
1.91  
12
1.38  
29

Allen Electronegativity
1.88  
9
1.38  
36

Electropositivity
  
  

Pauling Electropositivity
2.09  
99+
2.62  
26

Ionization Energies
  
  

1st Energy Level
737.10 kJ/mol  
25
597.60 kJ/mol  
99+

2nd Energy Level
1,753.00 kJ/mol  
26
1,420.00 kJ/mol  
99+

3rd Energy Level
3,395.00 kJ/mol  
17
1,900.00 kJ/mol  
99+

4th Energy Level
5,300.00 kJ/mol  
24
3,145.00 kJ/mol  
99+

5th Energy Level
7,339.00 kJ/mol  
23
5,976.00 kJ/mol  
99+

6th Energy Level
10,400.00 kJ/mol  
15
5,976.00 kJ/mol  
99+

7th Energy level
12,800.00 kJ/mol  
10
5,970.00 kJ/mol  
99+

8th Energy Level
15,600.00 kJ/mol  
10
5,976.00 kJ/mol  
99+

9th Energy Level
18,600.00 kJ/mol  
10
5,976.00 kJ/mol  
99+

10th Energy Level
21,670.00 kJ/mol  
14
5,976.00 kJ/mol  
99+

11th Energy Level
30,970.00 kJ/mol  
7
5,976.00 kJ/mol  
99+

12th Energy Level
34,000.00 kJ/mol  
29
5,970.00 kJ/mol  
99+

13th Energy Level
37,100.00 kJ/mol  
7
5,970.00 kJ/mol  
99+

14th Energy Level
41,500.00 kJ/mol  
8
5,970.00 kJ/mol  
34

15th Energy Level
44,800.00 kJ/mol  
99+
59,700.00 kJ/mol  
99+

16th Energy Level
48,100.00 kJ/mol  
99+
59,700.00 kJ/mol  
35

17th Energy Level
55,101.00 kJ/mol  
11
597.60 kJ/mol  
99+

18th Energy Level
58,570.00 kJ/mol  
12
5,976.00 kJ/mol  
99+

19th Energy Level
148,700.00 kJ/mol  
1
597.60 kJ/mol  
99+

20th Energy Level
159,000.00 kJ/mol  
3
597.00 kJ/mol  
99+

21st Energy Level
169,400.00 kJ/mol  
3
597.60 kJ/mol  
99+

22nd Energy Level
182,700.00 kJ/mol  
2
597.00 kJ/mol  
99+

23rd Energy Level
194,000.00 kJ/mol  
2
597.60 kJ/mol  
99+

24th Energy Level
737.10 kJ/mol  
21
597.60 kJ/mol  
99+

25th Energy Level
737.10 kJ/mol  
21
597.60 kJ/mol  
99+

26th Energy Level
737.10 kJ/mol  
21
597.60 kJ/mol  
99+

27th Energy Level
737.10 kJ/mol  
20
597.60 kJ/mol  
99+

28th Energy Level
737.10 kJ/mol  
26
597.60 kJ/mol  
99+

29th Energy Level
737.10 kJ/mol  
27
597.60 kJ/mol  
99+

30th Energy Level
737.00 kJ/mol  
21
597.60 kJ/mol  
99+

Electrochemical Equivalent
1.10 g/amp-hr  
99+
1.48 g/amp-hr  
99+

Electron Work Function
5.15 eV  
6
3.63 eV  
99+

Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes  
Ionization, Radioactive Isotopes, Radioactivity  

Atomic

Atomic Number
28  
99+
92  
26

Electron Configuration
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1  
[Rn] 5f3 6d1 7s2  

Crystal Structure
Face Centered Cubic (FCC)  
Orthorhombic (ORTH)  

Crystal Lattice
FCC-Crystal-Structure-of-Nickel.jpg#100  
ORTH-Crystal-Structure-of-Uranium.jpg#100  

Atom
  
  

Number of Protons
28  
99+
92  
26

Number of Neutrons
31  
99+
146  
14

Number of Electrons
28  
99+
92  
26

Radius of an Atom
  
  

Atomic Radius
124.00 pm  
99+
156.00 pm  
31

Covalent Radius
124.00 pm  
99+
196.00 pm  
14

Van der Waals Radius
163.00 pm  
99+
186.00 pm  
40

Atomic Weight
58.69 amu  
99+
238.03 amu  
21

Atomic Volume
6.59 cm3/mol  
99+
12.59 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Cobalt
  

Next Element
Copper
  
Neptunium
  

Valence Electron Potential
42.00 (-eV)  
99+
170.00 (-eV)  
4

Lattice Constant
352.40 pm  
99+
295.08 pm  
99+

Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  

Lattice C/A Ratio
1.86  
4
1.02  
99+

Mechanical

Density
  
  

Density At Room Temperature
8.91 g/cm3  
99+
19.10 g/cm3  
17

Density When Liquid (at m.p.)
7.81 g/cm3  
99+
17.30 g/cm3  
17

Tensile Strength
345.00 MPa  
13
100.00 MPa  
28

Viscosity
0.00  
8
0.00  
21

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
33
0.00 (Pa)  
37

Vapor Pressure at 2000 K
19.50 (Pa)  
6
0.01 (Pa)  
20

Elasticity properties
  
  

Shear Modulus
76.00 GPa  
12
111.00 GPa  
10

Bulk Modulus
180.00 GPa  
9
100.00 GPa  
16

Young's Modulus
200.00 GPa  
12
208.00 GPa  
11

Poisson Ratio
0.31  
13
0.23  
30

Other Mechanical Properties
Ductile  
Ductile, Malleable  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
8.90  
99+
18.80  
19

Magnetic Ordering
Ferromagnetic  
Paramagnetic  

Permeability
0.00 H/m  
2
0.00 H/m  
16

Susceptibility
600.00  
2
0.00  
24

Electrical Properties
  
  

Electrical Property
Conductor  
Poor Conductor  

Resistivity
69.30 nΩ·m  
39
0.28 nΩ·m  
99+

Electrical Conductivity
0.14 106/cm Ω  
14
0.04 106/cm Ω  
99+

Electron Affinity
112.00 kJ/mol  
7
50.60 kJ/mol  
25

Thermal

Specific Heat
0.44 J/(kg K)  
13
0.12 J/(kg K)  
99+

Molar Heat Capacity
26.07 J/mol·K  
39
27.67 J/mol·K  
18

Thermal Conductivity
90.90 W/m·K  
18
27.50 W/m·K  
99+

Critical Temperature
1,728.00 K  
35
1,405.00 K  
99+

Thermal Expansion
13.40 µm/(m·K)  
34
13.90 µm/(m·K)  
30

Enthalpy
  
  

Enthalpy of Vaporization
371.80 kJ/mol  
29
477.00 kJ/mol  
18

Enthalpy of Fusion
17.57 kJ/mol  
14
15.48 kJ/mol  
19

Enthalpy of Atomization
422.60 kJ/mol  
22
489.50 kJ/mol  
18

Standard Molar Entropy
29.90 J/mol.K  
99+
50.20 J/mol.K  
99+

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