1 Periodic Table
1.1 Symbol
1.2 Group Number
2.1 Period Number
2.6 Block
2.7 Element Family
2.8 CAS Number
74405197440393
7429905
54386242
2.9 Space Group Name
2.10 Space Group Number
3 Facts
3.1 Interesting Facts
- Curium metal does not occur free in nature.
- Curium metal is a synthetically produced metal.
- Barium oxidizes very easily in the air.
- All toxic compounds of Barium can easily dissolve in water.
- Barium carbonate is used to produce a Rat poison and its other compound Barium nitrate is used in fireworks to produce green color.
3.2 Sources
Bombarding Plutonium with Helium Ions
Earth's crust, Found in Minerals, Mining, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso
Carl Wilhelm Scheele
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.4.3 Abundance In Sun
~-9999 %~0.000001 %
1E-08
0.1
4.2.4 Abundance In Meteorites
5.0.6 Abundance In Earth's Crust
5.1.1 Abundance In Oceans
5.2.1 Abundance In Humans
6 Uses
6.1 Uses & Benefits
- Curium metal is used to provide power to electrical equipment for space missions.
- It is sued in chemical paint manufacturing and glass manufacturing.
-
Compounds of this metal are toxic; but still the barium sulfate is insoluble and given to patients suffering from digestive disorder.
6.1.1 Industrial Uses
NA
Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry
6.1.2 Medical Uses
6.1.3 Other Uses
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
0.00 Blood/mg dm-30.07 Blood/mg dm-3
0
1970
6.2.5 In Bone
0.00 p.p.m.70.00 p.p.m.
0
170000
7 Physical
7.1 Melting Point
1,340.00 °C725.00 °C
27
3410
7.3 Boiling Point
3,110.00 °C1,140.00 °C
147
5660
7.5 Appearance
7.5.1 Physical State
7.5.2 Color
7.5.3 Luster
7.6 Hardness
7.6.1 Mohs Hardness
7.7.2 Brinell Hardness
8.2.2 Vickers Hardness
8.4 Speed of Sound
8.5 Optical Properties
8.5.1 Refractive Index
8.5.2 Reflectivity
8.6 Allotropes
8.6.1 α Allotropes
Not Available
Not Available
8.6.2 β Allotropes
Not Available
Not Available
8.6.3 γ Allotropes
Not Available
Not Available
9 Chemical
9.1 Chemical Formula
9.2 Isotopes
9.2.1 Known Isotopes
9.3 Electronegativity
9.3.1 Pauling Electronegativity
9.4.2 Sanderson Electronegativity
9.5.3 Allred Rochow Electronegativity
9.5.5 Mulliken-Jaffe Electronegativity
9.5.7 Allen Electronegativity
9.6 Electropositivity
9.6.1 Pauling Electropositivity
9.7 Ionization Energies
9.7.1 1st Energy Level
581.00 kJ/mol502.90 kJ/mol
375.7
26130
9.7.3 2nd Energy Level
1,196.00 kJ/mol965.20 kJ/mol
710.2162
28750
9.7.5 3rd Energy Level
2,026.00 kJ/mol3,600.00 kJ/mol
1600
34230
9.7.7 4th Energy Level
3,550.00 kJ/molNA
2780
37066
9.7.9 5th Energy Level
9.7.11 6th Energy Level
9.7.13 7th Energy level
9.7.15 8th Energy Level
9.7.17 9th Energy Level
9.7.18 10th Energy Level
9.7.21 11th Energy Level
9.7.23 12th Energy Level
9.7.25 13th Energy Level
9.7.27 14th Energy Level
9.7.30 15th Energy Level
9.7.32 16th Energy Level
9.7.34 17th Energy Level
9.7.36 18th Energy Level
9.7.38 19th Energy Level
9.7.41 20th Energy Level
9.7.43 21st Energy Level
9.7.45 22nd Energy Level
9.7.46 23rd Energy Level
9.7.48 24th Energy Level
9.8.1 25th Energy Level
9.9.1 26th Energy Level
9.9.2 27th Energy Level
10.1.1 28th Energy Level
10.1.2 29th Energy Level
10.4.2 30th Energy Level
10.5 Electrochemical Equivalent
3.07 g/amp-hr2.56 g/amp-hr
0.16812
8.3209
10.6 Electron Work Function
10.8 Other Chemical Properties
Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Radioactivity, Solubility
11 Atomic
11.1 Atomic Number
11.2 Electron Configuration
[Rn] 5f7 6d1 7s2
[Xe] 6s2
11.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Body Centered Cubic (BCC)
11.3.1 Crystal Lattice
11.4 Atom
11.4.1 Number of Protons
11.5.1 Number of Neutrons
11.6.1 Number of Electrons
11.9 Radius of an Atom
11.9.1 Atomic Radius
174.00 pm222.00 pm
112
265
11.9.2 Covalent Radius
169.00 pm215.00 pm
96
260
11.10.1 Van der Waals Radius
200.00 pm268.00 pm
139
348
11.13 Atomic Weight
247.00 amu137.33 amu
6.94
294
12.2 Atomic Volume
18.28 cm3/mol39.24 cm3/mol
1.39
71.07
12.4 Adjacent Atomic Numbers
12.4.1 Previous Element
12.4.2 Next Element
12.5 Valence Electron Potential
44.50 (-eV)21.30 (-eV)
8
392.42
12.7 Lattice Constant
NA502.80 pm
228.58
891.25
12.9 Lattice Angles
12.10 Lattice C/A Ratio
13 Mechanical
13.1 Density
13.1.1 Density At Room Temperature
13.51 g/cm33.51 g/cm3
0.534
40.7
13.2.2 Density When Liquid (at m.p.)
13.85 g/cm33.34 g/cm3
0.512
20
13.3 Tensile Strength
13.4 Viscosity
13.5 Vapor Pressure
13.5.1 Vapor Pressure at 1000 K
13.6.1 Vapor Pressure at 2000 K
14.2 Elasticity properties
14.2.1 Shear Modulus
14.2.5 Bulk Modulus
14.3.3 Young's Modulus
14.4 Poisson Ratio
14.5 Other Mechanical Properties
15 Magnetic
15.1 Magnetic Characteristics
15.1.1 Specific Gravity
15.1.2 Magnetic Ordering
Antiferromagnetic
Paramagnetic
16.1.1 Permeability
16.1.2 Susceptibility
16.3 Electrical Properties
16.3.1 Electrical Property
16.3.2 Resistivity
1.25 nΩ·m332.00 nΩ·m
0.18
961
16.4.1 Electrical Conductivity
NA0.03 106/cm Ω
0.00666
0.63
16.5.1 Electron Affinity
17 Thermal
17.1 Specific Heat
17.3 Molar Heat Capacity
NA28.07 J/mol·K
16.443
62.7
17.4 Thermal Conductivity
17.5 Critical Temperature
17.7 Thermal Expansion
17.8 Enthalpy
17.8.1 Enthalpy of Vaporization
NA140.00 kJ/mol
7.32
799.1
17.8.2 Enthalpy of Fusion
15.00 kJ/mol7.66 kJ/mol
2.1
35.23
17.8.3 Enthalpy of Atomization
17.9 Standard Molar Entropy
NA62.50 J/mol.K
9.5
198.1