Copper vs Radium
Periodic Table
Symbol
Cu
Ra
Group Number
11
7
2
16
Period Number
4
7
Block
d block
s block
Element Family
Transition Metal
Alkaline Earth
CAS Number
7440508
37
7440144
99+
Space Group Name
Fm_ 3m
Im_ 3m
Space Group Number
225.00
2
229.00
1
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.
- Radium metal is the heaviest metal of Alkaline earth metals column.
- Radium metal is highly radioactive and does not have any stable isotopes.
Sources
Found in Minerals
Mining, Ores of metals
History
Who Discovered
Unknown
Not Available
Discovery
In Middle East (9000 BCE)
In 1898
Abundance
Abundance In Universe
6 * 10-6 %
12
Not Available
Abundance In Sun
~0.00007 %
12
~-9999 %
Abundance In Meteorites
0.01 %
13
Not Available
Abundance In Earth's Crust
0.01 %
17
0.00 %
99+
Abundance In Oceans
0.00 %
8
0.00 %
99+
Abundance In Humans
0.00 %
9
0.00 %
20
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.
- It is a highly radioactive metal; and sometime Radium-223 is used to treat prostate cancer.
- It is used in luminous paints.
Industrial Uses
Chemical Industry, Electronic Industry
NA
Medical Uses
NA
Pharmaceutical Industry
Other Uses
Alloys, Coinage, Jewellery
NA
Biological Properties
Toxicity
Non Toxic
Highly Toxic
Present in Human Body
Yes
No
In Blood
1.01 Blood/mg dm-3
8
Not Available
In Bone
26.00 p.p.m.
12
Not Available
Physical Properties
Melting Point
1,084.62 °C
40
700.00 °C
99+
Boiling Point
2,562.00 °C
99+
1,737.00 °C
99+
Appearance
Physical State
Solid
Solid
Color
Copper
Silvery White
Luster
NA
Metallic
Hardness
Mohs Hardness
3.00
12
Not Available
Brinell Hardness
235.00 MPa
38
Not Available
Vickers Hardness
343.00 MPa
28
Not Available
Speed of Sound
3,810.00 m/s
19
Not Available
Optical Properties
Reflectivity
90.00 %
3
Not Available
Allotropes
No
No
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Chemical Properties
Chemical Formula
Cu
Ra
Isotopes
Known Isotopes
29
10
33
6
Electronegativity
Pauling Electronegativity
1.90
11
0.90
99+
Sanderson Electronegativity
1.98
9
Not Available
Allred Rochow Electronegativity
1.75
3
0.97
38
Mulliken-Jaffe Electronegativity
1.49
14
0.92
20
Allen Electronegativity
1.85
9
0.89
99+
Electropositivity
Pauling Electropositivity
2.10
99+
3.10
5
Ionization Energies
1st Energy Level
745.50 kJ/mol
22
509.30 kJ/mol
99+
2nd Energy Level
1,957.90 kJ/mol
15
979.00 kJ/mol
99+
3rd Energy Level
3,555.00 kJ/mol
15
Not Available
4th Energy Level
5,536.00 kJ/mol
12
Not Available
5th Energy Level
7,700.00 kJ/mol
11
Not Available
6th Energy Level
9,900.00 kJ/mol
10
Not Available
7th Energy level
13,400.00 kJ/mol
7
Not Available
8th Energy Level
16,000.00 kJ/mol
9
Not Available
9th Energy Level
19,200.00 kJ/mol
9
Not Available
10th Energy Level
22,400.00 kJ/mol
11
Not Available
11th Energy Level
25,600.00 kJ/mol
13
Not Available
12th Energy Level
35,600.00 kJ/mol
6
Not Available
13th Energy Level
38,700.00 kJ/mol
6
Not Available
14th Energy Level
42,000.00 kJ/mol
7
Not Available
15th Energy Level
46,700.00 kJ/mol
9
Not Available
16th Energy Level
50,200.00 kJ/mol
10
Not Available
17th Energy Level
53,700.00 kJ/mol
12
Not Available
18th Energy Level
61,100.00 kJ/mol
10
Not Available
19th Energy Level
64,702.00 kJ/mol
11
Not Available
20th Energy Level
163,700.00 kJ/mol
2
Not Available
21st Energy Level
174,100.00 kJ/mol
2
Not Available
22nd Energy Level
184,900.00 kJ/mol
1
Not Available
23rd Energy Level
198,800.00 kJ/mol
1
Not Available
Electrochemical Equivalent
1.19 g/amp-hr
99+
4.22 g/amp-hr
6
Electron Work Function
4.65 eV
11
Not Available
Other Chemical Properties
Chemical Stability, Corrosion, Ionization, Solubility
Ionization, Radioactive Isotopes, Radioactivity
Atomic Properties
Atomic Number
29
99+
88
30
Electron Configuration
[Ar] 3d10 4s1
[Rn] 7s2
Crystal Structure
Face Centered Cubic (FCC)
Body Centered Cubic (BCC)
Crystal Lattice
FCC-Crystal-Structure-of-Copper.jpg#100
BCC-Crystal-Structure-.jpg#100
Atom
Number of Protons
29
99+
88
30
Number of Neutrons
35
99+
138
16
Number of Electrons
29
99+
88
30
Radius of an Atom
Atomic Radius
128.00 pm
99+
Not Available
Covalent Radius
132.00 pm
99+
221.00 pm
3
Van der Waals Radius
140.00 pm
99+
283.00 pm
4
Atomic Weight
63.55 amu
99+
226.00 amu
26
Atomic Volume
7.10 cm3/mol
99+
45.20 cm3/mol
4
Adjacent Atomic Numbers
Valence Electron Potential
34.00 (-eV)
99+
20.10 (-eV)
99+
Lattice Constant
361.49 pm
35
514.80 pm
13
Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
Mechanical Properties
Density
Density At Room Temperature
8.96 g/cm3
99+
5.50 g/cm3
99+
Density When Liquid (at m.p.)
8.02 g/cm3
27
Not Available
Tensile Strength
Not Available
Not Available
Viscosity
Not Available
Not Available
Vapor Pressure
Vapor Pressure at 1000 K
1.53 (Pa)
8
Not Available
Elasticity properties
Shear Modulus
48.00 GPa
15
Not Available
Bulk Modulus
140.00 GPa
12
Not Available
Young's Modulus
120.00 GPa
17
Not Available
Poisson Ratio
0.34
10
Not Available
Other Mechanical Properties
Ductile, Malleable
NA
Magnetic Properties
Magnetic Characteristics
Specific Gravity
8.89
34
5.00
99+
Magnetic Ordering
Diamagnetic
Nonmagnetic
Permeability
1.256629 * 10-6 H/m
5
Not Available
Susceptibility
-9.63 * 10-6
4
Not Available
Electrical Properties
Electrical Property
Conductor
NA
Resistivity
16.78 nΩ·m
99+
100.00 nΩ·m
31
Electrical Conductivity
0.60 106/cm Ω
2
Not Available
Electron Affinity
222.80 kJ/mol
1
Not Available
Thermal Properties
Specific Heat
0.38 J/(kg K)
15
0.12 J/(kg K)
40
Molar Heat Capacity
24.44 J/mol·K
99+
Not Available
Thermal Conductivity
401.00 W/m·K
2
18.60 W/m·K
99+
Critical Temperature
Not Available
Not Available
Thermal Expansion
16.50 µm/(m·K)
25
Not Available
Enthalpy
Enthalpy of Vaporization
283.70 kJ/mol
33
Not Available
Enthalpy of Fusion
7.11 kJ/mol
99+
Not Available
Enthalpy of Atomization
338.90 kJ/mol
29
163.00 kJ/mol
99+
Standard Molar Entropy
33.20 J/mol.K
99+
71.00 J/mol.K
14
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