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Copper vs Curium


Curium vs Copper


Periodic Table

Symbol
Cu  
Cm  

Group Number
11  
7
3  
15

Period Number
4  
7  

Block
d block  
f block  

Element Family
Transition Metal  
Actinide  

CAS Number
7440508  
37
7440519  
36

Space Group Name
Fm_ 3m  
-  

Space Group Number
225.00  
3
225.00  
3

Facts

Interesting Facts
  • Copper rarely found in its pure form in nature.
  • Copper Sulfate is mostly used in agricultural poison and as an algicide in water purification system.
  
  • Curium metal does not occur free in nature.
  • Curium metal is a synthetically produced metal.
  

Sources
Found in Minerals  
Bombarding Plutonium with Helium Ions  

History
  
  

Who Discovered
-  
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso  

Discovery
In Middle East (9000 BCE)  
In 1944  

Abundance
  
  

Abundance In Universe
0.00 %  
13
0.00 %  
35

Abundance In Sun
0.00 %  
12
0.00 %  
30

Abundance In Meteorites
0.01 %  
13
0.00 %  
99+

Abundance In Earth's Crust
0.01 %  
17
0.00 %  
99+

Abundance In Oceans
0.00 %  
8
-  

Abundance In Humans
0.00 %  
10
0.00 %  
24

Uses

Uses & Benefits
  • It is use for coinage and bullion.
  • Most of copper element is used in manufacturing electrical and electronic equipments such as wirings and components. It is also used in construction and industrial machine.
  
  • Curium metal is used to provide power to electrical equipment for space missions.
  

Industrial Uses
Chemical Industry, Electronic Industry  
-  

Medical Uses
-  
-  

Other Uses
Alloys, Coinage, Jewellery  
Research Purposes  

Biological Properties
  
  

Toxicity
Non Toxic  
-  

Present in Human Body
Yes  
No  

In Blood
1.01 Blood/mg dm-3  
8
0.00 Blood/mg dm-3  
40

In Bone
26.00 p.p.m.  
12
0.00 p.p.m.  
99+

Physical

Melting Point
1,084.62 °C  
40
1,340.00 °C  
34

Boiling Point
2,562.00 °C  
99+
3,110.00 °C  
31

Appearance
  
  

Physical State
Solid  
Solid  

Color
Copper  
Silver  

Luster
-  
Metallic  

Hardness
  
  

Mohs Hardness
3.00  
13
2.00  
17

Brinell Hardness
235.00 MPa  
99+
320.00 MPa  
40

Vickers Hardness
343.00 MPa  
99+
461.00 MPa  
37

Speed of Sound
3,810.00 m/s  
26
2,260.00 m/s  
99+

Optical Properties
  
  

Refractive Index
1.10  
99+
1.30  
99+

Reflectivity
90.00 %  
4
60.00 %  
23

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Cu  
Cm  

Isotopes
  
  

Known Isotopes
29  
10
15  
24

Electronegativity
  
  

Pauling Electronegativity
1.90  
12
1.30  
33

Sanderson Electronegativity
1.98  
11
1.30  
25

Allred Rochow Electronegativity
1.75  
4
1.20  
28

Mulliken-Jaffe Electronegativity
1.49  
27
1.30  
33

Allen Electronegativity
1.85  
12
1.30  
40

Electropositivity
  
  

Pauling Electropositivity
2.10  
99+
2.70  
22

Ionization Energies
  
  

1st Energy Level
745.50 kJ/mol  
22
581.00 kJ/mol  
99+

2nd Energy Level
1,957.90 kJ/mol  
15
1,196.00 kJ/mol  
99+

3rd Energy Level
3,555.00 kJ/mol  
15
2,026.00 kJ/mol  
99+

4th Energy Level
5,536.00 kJ/mol  
21
3,550.00 kJ/mol  
99+

5th Energy Level
7,700.00 kJ/mol  
17
5,810.00 kJ/mol  
99+

6th Energy Level
9,900.00 kJ/mol  
16
5,810.00 kJ/mol  
99+

7th Energy level
13,400.00 kJ/mol  
7
5,810.00 kJ/mol  
99+

8th Energy Level
16,000.00 kJ/mol  
9
5,810.00 kJ/mol  
99+

9th Energy Level
19,200.00 kJ/mol  
9
6,690.00 kJ/mol  
37

10th Energy Level
22,400.00 kJ/mol  
11
5,810.00 kJ/mol  
99+

11th Energy Level
25,600.00 kJ/mol  
13
5,810.00 kJ/mol  
99+

12th Energy Level
35,600.00 kJ/mol  
27
58,100.00 kJ/mol  
19

13th Energy Level
38,700.00 kJ/mol  
6
5,810.00 kJ/mol  
99+

14th Energy Level
42,000.00 kJ/mol  
7
5,810.00 kJ/mol  
40

15th Energy Level
46,700.00 kJ/mol  
99+
58,100.00 kJ/mol  
99+

16th Energy Level
50,200.00 kJ/mol  
99+
58,100.00 kJ/mol  
99+

17th Energy Level
53,700.00 kJ/mol  
12
581.00 kJ/mol  
99+

18th Energy Level
61,100.00 kJ/mol  
10
5,810.00 kJ/mol  
99+

19th Energy Level
64,702.00 kJ/mol  
11
581.00 kJ/mol  
99+

20th Energy Level
163,700.00 kJ/mol  
2
581.00 kJ/mol  
99+

21st Energy Level
174,100.00 kJ/mol  
2
5,810.00 kJ/mol  
20

22nd Energy Level
184,900.00 kJ/mol  
1
581.00 kJ/mol  
99+

23rd Energy Level
198,800.00 kJ/mol  
1
5,810.00 kJ/mol  
20

24th Energy Level
745.50 kJ/mol  
19
581.00 kJ/mol  
99+

25th Energy Level
745.50 kJ/mol  
19
581.00 kJ/mol  
99+

26th Energy Level
745.50 kJ/mol  
19
581.00 kJ/mol  
99+

27th Energy Level
745.50 kJ/mol  
18
581.00 kJ/mol  
99+

28th Energy Level
745.50 kJ/mol  
24
581.00 kJ/mol  
99+

29th Energy Level
745.50 kJ/mol  
25
581.00 kJ/mol  
99+

30th Energy Level
745.50 kJ/mol  
19
581.00 kJ/mol  
99+

Electrochemical Equivalent
1.19 g/amp-hr  
99+
3.07 g/amp-hr  
19

Electron Work Function
4.65 eV  
16
4.50 eV  
19

Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility  
Ionization, Radioactive Isotopes  

Atomic

Atomic Number
29  
99+
96  
22

Electron Configuration
[Ar] 3d10 4s1  
[Rn] 5f7 6d1 7s2  

Crystal Structure
Face Centered Cubic (FCC)  
Double Hexagonal Close Packed (DHCP)  

Crystal Lattice
FCC-Crystal-Structure-of-Copper.jpg#100  
DHCP-Crystal-Structure-of-Curium.jpg#100  

Atom
  
  

Number of Protons
29  
99+
96  
22

Number of Neutrons
35  
99+
151  
11

Number of Electrons
29  
99+
96  
22

Radius of an Atom
  
  

Atomic Radius
128.00 pm  
99+
174.00 pm  
22

Covalent Radius
132.00 pm  
99+
169.00 pm  
28

Van der Waals Radius
140.00 pm  
99+
200.00 pm  
35

Atomic Weight
63.55 amu  
99+
247.00 amu  
18

Atomic Volume
7.10 cm3/mol  
99+
18.28 cm3/mol  
38

Adjacent Atomic Numbers
  
  

Previous Element
Nickel
  
Americium
  

Next Element
Zinc
  
Berkelium
  

Valence Electron Potential
34.00 (-eV)  
99+
44.50 (-eV)  
39

Lattice Constant
361.49 pm  
39
336.25 pm  
99+

Lattice Angles
π/2, π/2, π/2  
-  

Lattice C/A Ratio
1.28  
99+
1.67  
11

Mechanical

Density
  
  

Density At Room Temperature
8.96 g/cm3  
99+
13.51 g/cm3  
26

Density When Liquid (at m.p.)
8.02 g/cm3  
99+
13.85 g/cm3  
25

Tensile Strength
210.00 MPa  
19
350.00 MPa  
12

Viscosity
0.00  
25
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
1.53 (Pa)  
8
0.00 (Pa)  
22

Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
24

Elasticity properties
  
  

Shear Modulus
48.00 GPa  
15
32.00 GPa  
24

Bulk Modulus
140.00 GPa  
12
40.00 GPa  
38

Young's Modulus
120.00 GPa  
19
0.00 GPa  
99+

Poisson Ratio
0.34  
10
0.35  
9

Other Mechanical Properties
Ductile, Malleable  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
8.89  
99+
13.51  
28

Magnetic Ordering
Diamagnetic  
Antiferromagnetic  

Permeability
0.00 H/m  
19
0.00 H/m  
17

Susceptibility
0.00  
31
0.00  
24

Electrical Properties
  
  

Electrical Property
Conductor  
-  

Resistivity
16.78 nΩ·m  
99+
1.25 nΩ·m  
99+

Electrical Conductivity
0.60 106/cm Ω  
2
0.13 106/cm Ω  
19

Electron Affinity
222.80 kJ/mol  
1
0.00 kJ/mol  
99+

Thermal

Specific Heat
0.38 J/(kg K)  
15
0.10 J/(kg K)  
99+

Molar Heat Capacity
24.44 J/mol·K  
99+
27.50 J/mol·K  
21

Thermal Conductivity
401.00 W/m·K  
2
11.00 W/m·K  
99+

Critical Temperature
1,358.00 K  
99+
1,340.00 K  
99+

Thermal Expansion
16.50 µm/(m·K)  
27
11.60 µm/(m·K)  
99+

Enthalpy
  
  

Enthalpy of Vaporization
283.70 kJ/mol  
99+
331.60 kJ/mol  
40

Enthalpy of Fusion
7.11 kJ/mol  
99+
15.00 kJ/mol  
22

Enthalpy of Atomization
338.90 kJ/mol  
39
-  

Standard Molar Entropy
33.20 J/mol.K  
99+
52.50 J/mol.K  
36

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