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Radium Copper Comparison

Radium
Copper
Copper Radium comparison


Periodic Table
Symbol
Ra  
Cu  
Group Number
2  
16
11  
7
Period Number
7  
4  
Block
s block  
d block  
Element Family
Alkaline Earth  
Transition Metal  
CAS Number
7440144  
99+
7440508  
37
Space Group Name
Im_ 3m  
Fm_ 3m  
Space Group Number
229.00  
2
225.00  
3
Facts
Interesting Facts
  • Radium metal is the heaviest metal of Alkaline earth metals column.
  • Radium metal is highly radioactive and does not have any stable isotopes.
  
  • 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.
  
Sources
Mining, Ores of metals  
Found in Minerals  
History
  
  
Who Discovered
-  
-  
Discovery
In 1898  
In Middle East (9000 BCE)  
Abundance
  
  
Abundance In Universe
0.00 %  
40
0.00 %  
13
Abundance In Sun
0.00 %  
26
0.00 %  
12
Abundance In Meteorites
-  
0.01 %  
13
Abundance In Earth's Crust
0.00 %  
99+
0.01 %  
17
Abundance In Oceans
0.00 %  
99+
0.00 %  
8
Abundance In Humans
0.00 %  
23
0.00 %  
10
Uses
Uses & Benefits
  • It is a highly radioactive metal; and sometime Radium-223 is used to treat prostate cancer.
  • It is used in luminous paints.
  
  • 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.
  
Industrial Uses
-  
Chemical Industry, Electronic Industry  
Medical Uses
Pharmaceutical Industry  
-  
Other Uses
-  
Alloys, Coinage, Jewellery  
Biological Properties
  
  
Toxicity
Highly Toxic  
Non Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
34
1.01 Blood/mg dm-3  
8
In Bone
0.00 p.p.m.  
99+
26.00 p.p.m.  
12
Physical
Melting Point
700.00 °C  
99+
1,084.62 °C  
40
Boiling Point
1,737.00 °C  
99+
2,562.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery White  
Copper  
Luster
Metallic  
-  
Hardness
  
  
Mohs Hardness
1.00  
22
3.00  
13
Brinell Hardness
700.00 MPa  
17
235.00 MPa  
99+
Vickers Hardness
140.00 MPa  
99+
343.00 MPa  
99+
Speed of Sound
3,150.00 m/s  
37
3,810.00 m/s  
26
Optical Properties
  
  
Refractive Index
1.00  
99+
1.10  
99+
Reflectivity
83.00 %  
6
90.00 %  
4
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Ra  
Cu  
Isotopes
  
  
Known Isotopes
33  
6
29  
10
Electronegativity
  
  
Pauling Electronegativity
0.90  
99+
1.90  
12
Sanderson Electronegativity
0.89  
99+
1.98  
11
Allred Rochow Electronegativity
0.97  
39
1.75  
4
Mulliken-Jaffe Electronegativity
0.92  
99+
1.49  
27
Allen Electronegativity
0.89  
99+
1.85  
12
Electropositivity
  
  
Pauling Electropositivity
3.10  
5
2.10  
99+
Ionization Energies
  
  
1st Energy Level
509.30 kJ/mol  
99+
745.50 kJ/mol  
22
2nd Energy Level
979.00 kJ/mol  
99+
1,957.90 kJ/mol  
15
3rd Energy Level
509.30 kJ/mol  
99+
3,555.00 kJ/mol  
15
4th Energy Level
5,093.00 kJ/mol  
27
5,536.00 kJ/mol  
21
5th Energy Level
5,090.00 kJ/mol  
99+
7,700.00 kJ/mol  
17
6th Energy Level
5,090.00 kJ/mol  
99+
9,900.00 kJ/mol  
16
7th Energy level
5,090.00 kJ/mol  
99+
13,400.00 kJ/mol  
7
8th Energy Level
5,090.00 kJ/mol  
99+
16,000.00 kJ/mol  
9
9th Energy Level
5,090.00 kJ/mol  
99+
19,200.00 kJ/mol  
9
10th Energy Level
5,090.00 kJ/mol  
99+
22,400.00 kJ/mol  
11
11th Energy Level
5,090.00 kJ/mol  
99+
25,600.00 kJ/mol  
13
12th Energy Level
5,090.00 kJ/mol  
99+
35,600.00 kJ/mol  
27
13th Energy Level
5,090.00 kJ/mol  
99+
38,700.00 kJ/mol  
6
14th Energy Level
5,090.00 kJ/mol  
99+
42,000.00 kJ/mol  
7
15th Energy Level
50,900.00 kJ/mol  
99+
46,700.00 kJ/mol  
99+
16th Energy Level
50,900.00 kJ/mol  
99+
50,200.00 kJ/mol  
99+
17th Energy Level
509.30 kJ/mol  
99+
53,700.00 kJ/mol  
12
18th Energy Level
5,090.00 kJ/mol  
99+
61,100.00 kJ/mol  
10
19th Energy Level
509.30 kJ/mol  
99+
64,702.00 kJ/mol  
11
20th Energy Level
509.00 kJ/mol  
99+
163,700.00 kJ/mol  
2
21st Energy Level
509.30 kJ/mol  
99+
174,100.00 kJ/mol  
2
22nd Energy Level
509.00 kJ/mol  
99+
184,900.00 kJ/mol  
1
23rd Energy Level
509.30 kJ/mol  
99+
198,800.00 kJ/mol  
1
24th Energy Level
509.30 kJ/mol  
99+
745.50 kJ/mol  
19
25th Energy Level
509.00 kJ/mol  
99+
745.50 kJ/mol  
19
26th Energy Level
509.30 kJ/mol  
99+
745.50 kJ/mol  
19
27th Energy Level
509.30 kJ/mol  
99+
745.50 kJ/mol  
18
28th Energy Level
509.30 kJ/mol  
99+
745.50 kJ/mol  
24
29th Energy Level
509.30 kJ/mol  
99+
745.50 kJ/mol  
25
30th Energy Level
509.00 kJ/mol  
99+
745.50 kJ/mol  
19
Electrochemical Equivalent
4.22 g/amp-hr  
6
1.19 g/amp-hr  
99+
Electron Work Function
4.30 eV  
25
4.65 eV  
16
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity  
Chemical Stability, Corrosion, Ionization, Solubility  
Atomic
Atomic Number
88  
30
29  
99+
Electron Configuration
[Rn] 7s2  
[Ar] 3d10 4s1  
Crystal Structure
Body Centered Cubic (BCC)  
Face Centered Cubic (FCC)  
Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
FCC-Crystal-Structure-of-Copper.jpg#100  
Atom
  
  
Number of Protons
88  
30
29  
99+
Number of Neutrons
138  
17
35  
99+
Number of Electrons
88  
30
29  
99+
Radius of an Atom
  
  
Atomic Radius
215.00 pm  
6
128.00 pm  
99+
Covalent Radius
221.00 pm  
3
132.00 pm  
99+
Van der Waals Radius
283.00 pm  
5
140.00 pm  
99+
Atomic Weight
226.00 amu  
26
63.55 amu  
99+
Atomic Volume
45.20 cm3/mol  
5
7.10 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Francium
  
Nickel
  
Next Element
Actinium
  
Zinc
  
Valence Electron Potential
20.10 (-eV)  
99+
34.00 (-eV)  
99+
Lattice Constant
514.80 pm  
15
361.49 pm  
39
Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  
Lattice C/A Ratio
1.57  
99+
1.28  
99+
Mechanical
Density
  
  
Density At Room Temperature
5.50 g/cm3  
99+
8.96 g/cm3  
99+
Density When Liquid (at m.p.)
5.50 g/cm3  
99+
8.02 g/cm3  
99+
Tensile Strength
40.00 MPa  
99+
210.00 MPa  
19
Viscosity
0.00  
2
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
16
1.53 (Pa)  
8
Vapor Pressure at 2000 K
0.00 (Pa)  
33
0.00 (Pa)  
30
Elasticity properties
  
  
Shear Modulus
25.00 GPa  
38
48.00 GPa  
15
Bulk Modulus
43.00 GPa  
33
140.00 GPa  
12
Young's Modulus
83.00 GPa  
25
120.00 GPa  
19
Poisson Ratio
0.31  
13
0.34  
10
Other Mechanical Properties
-  
Ductile, Malleable  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
5.00  
99+
8.89  
99+
Magnetic Ordering
Nonmagnetic  
Diamagnetic  
Permeability
0.00 H/m  
9
0.00 H/m  
19
Susceptibility
0.00  
18
0.00  
31
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
100.00 nΩ·m  
31
16.78 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.60 106/cm Ω  
2
Electron Affinity
0.90 kJ/mol  
99+
222.80 kJ/mol  
1
Thermal
Specific Heat
0.12 J/(kg K)  
99+
0.38 J/(kg K)  
15
Molar Heat Capacity
20.05 J/mol·K  
99+
24.44 J/mol·K  
99+
Thermal Conductivity
18.60 W/m·K  
99+
401.00 W/m·K  
2
Critical Temperature
973.00 K  
99+
1,358.00 K  
99+
Thermal Expansion
8.50 µm/(m·K)  
99+
16.50 µm/(m·K)  
27
Enthalpy
  
  
Enthalpy of Vaporization
113.00 kJ/mol  
99+
283.70 kJ/mol  
99+
Enthalpy of Fusion
8.60 kJ/mol  
99+
7.11 kJ/mol  
99+
Enthalpy of Atomization
163.00 kJ/mol  
99+
338.90 kJ/mol  
39
Standard Molar Entropy
71.00 J/mol.K  
14
33.20 J/mol.K  
99+
Summary >>
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