1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
1.6 CAS Number
74406117440246
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
- Strontium element is softer than Calcium.
- Silvery Strontium turns yellow, if exposed to air.
2.2 Sources
Earth's crust, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Not Available
William Cruickshank
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2 * 10-8 %4 * 10-6 %
5E-09
0.11
2.4.2 Abundance In Sun
~0.0000001 %~0.000005 %
1E-08
0.1
1.2.1 Abundance In Meteorites
1.3.1 Abundance In Earth's Crust
1.6.1 Abundance In Oceans
1.8.1 Abundance In Humans
2 Uses
2.1 Uses & Benefits
- 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.
- Strontium metal is used to producing ferrite magnets as well as refining zinc.
-
By-product of nuclear reactors called Strontium-90 is a radioactive isotope; it is absorbed by tissues and destroys bone marrow and cancer growth.
2.1.1 Industrial Uses
Ammunition Industry, Chemical Industry
Ammunition Industry, Chemical Industry
2.1.2 Medical Uses
2.1.3 Other Uses
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues
Alloys
2.2 Biological Properties
2.2.1 Toxicity
2.2.2 Present in Human Body
2.2.3 In Blood
NA0.03 Blood/mg dm-3
0
1970
3.4.2 In Bone
4 Physical
4.1 Melting Point
1,132.00 °C769.00 °C
27
3410
4.2 Boiling Point
3,818.00 °C1,384.00 °C
147
5660
4.3 Appearance
4.3.1 Physical State
4.3.2 Color
Silvery Gray
Silvery White
4.3.3 Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.4.3 Brinell Hardness
4.4.5 Vickers Hardness
5.3 Speed of Sound
5.4 Optical Properties
5.4.1 Refractive Index
6.1.1 Reflectivity
6.2 Allotropes
6.2.1 α Allotropes
Not Available
Not Available
6.2.2 β Allotropes
Not Available
Not Available
6.2.3 γ Allotropes
Not Available
Not Available
7 Chemical
7.1 Chemical Formula
7.2 Isotopes
7.2.1 Known Isotopes
7.4 Electronegativity
7.4.1 Pauling Electronegativity
7.6.2 Sanderson Electronegativity
7.6.3 Allred Rochow Electronegativity
7.6.5 Mulliken-Jaffe Electronegativity
7.6.7 Allen Electronegativity
7.8 Electropositivity
7.8.1 Pauling Electropositivity
7.10 Ionization Energies
7.10.1 1st Energy Level
597.60 kJ/mol549.50 kJ/mol
375.7
26130
7.10.3 2nd Energy Level
1,420.00 kJ/mol1,064.20 kJ/mol
710.2162
28750
8.2.2 3rd Energy Level
1,900.00 kJ/mol4,138.00 kJ/mol
1600
34230
8.2.3 4th Energy Level
3,145.00 kJ/mol5,500.00 kJ/mol
2780
37066
8.3.3 5th Energy Level
NA6,910.00 kJ/mol
4305.2
97510
8.3.4 6th Energy Level
NA8,760.00 kJ/mol
5715.8
105800
8.3.6 7th Energy level
NA10,230.00 kJ/mol
7226.8
114300
8.3.8 8th Energy Level
NA11,800.00 kJ/mol
8857.4
125300
8.3.10 9th Energy Level
NA15,600.00 kJ/mol
14110
134700
8.3.11 10th Energy Level
NA17,100.00 kJ/mol
17100
144300
8.4.2 11th Energy Level
NA31,270.00 kJ/mol
19900
169988
8.5.3 12th Energy Level
8.5.5 13th Energy Level
8.5.7 14th Energy Level
8.5.9 15th Energy Level
8.5.11 16th Energy Level
8.5.13 17th Energy Level
8.5.15 18th Energy Level
8.5.17 19th Energy Level
8.5.19 20th Energy Level
8.5.20 21st Energy Level
8.5.22 22nd Energy Level
8.5.24 23rd Energy Level
8.5.25 24th Energy Level
8.5.27 25th Energy Level
8.5.28 26th Energy Level
8.5.30 27th Energy Level
8.5.31 28th Energy Level
8.5.33 29th Energy Level
8.5.35 30th Energy Level
8.6 Electrochemical Equivalent
1.48 g/amp-hr1.64 g/amp-hr
0.16812
8.3209
8.7 Electron Work Function
8.8 Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity
Ionization, Radioactive Isotopes, Radioactivity, Solubility
9 Atomic
9.1 Atomic Number
9.2 Electron Configuration
[Rn] 5f3 6d1 7s2
[Kr] 5s2
9.3 Crystal Structure
Orthorhombic (ORTH)
Face Centered Cubic (FCC)
9.3.1 Crystal Lattice
9.4 Atom
9.4.1 Number of Protons
9.4.3 Number of Neutrons
9.4.6 Number of Electrons
9.5 Radius of an Atom
9.5.1 Atomic Radius
156.00 pm215.00 pm
112
265
9.5.3 Covalent Radius
196.00 pm195.00 pm
96
260
9.5.6 Van der Waals Radius
186.00 pm249.00 pm
139
348
9.6 Atomic Weight
238.03 amu87.62 amu
6.94
294
9.8 Atomic Volume
12.59 cm3/mol33.70 cm3/mol
1.39
71.07
9.10 Adjacent Atomic Numbers
9.10.1 Previous Element
9.10.2 Next Element
9.11 Valence Electron Potential
170.00 (-eV)25.70 (-eV)
8
392.42
10.2 Lattice Constant
295.08 pm608.49 pm
228.58
891.25
10.6 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
10.7 Lattice C/A Ratio
11 Mechanical
11.1 Density
11.1.1 Density At Room Temperature
19.10 g/cm32.64 g/cm3
0.534
40.7
11.1.3 Density When Liquid (at m.p.)
17.30 g/cm32.38 g/cm3
0.512
20
11.2 Tensile Strength
11.4 Viscosity
11.5 Vapor Pressure
11.5.1 Vapor Pressure at 1000 K
NA121.00 (Pa)
2.47E-11
121
11.5.3 Vapor Pressure at 2000 K
11.6 Elasticity properties
11.6.1 Shear Modulus
111.00 GPa6.03 GPa
1.3
222
11.7.1 Bulk Modulus
11.8.1 Young's Modulus
208.00 GPa15.70 GPa
1.7
528
11.11 Poisson Ratio
11.13 Other Mechanical Properties
12 Magnetic
12.1 Magnetic Characteristics
12.1.1 Specific Gravity
12.3.1 Magnetic Ordering
Paramagnetic
Paramagnetic
12.3.2 Permeability
13.1.2 Susceptibility
13.2 Electrical Properties
13.2.1 Electrical Property
13.2.2 Resistivity
0.28 nΩ·m132.00 nΩ·m
0.18
961
13.3.1 Electrical Conductivity
0.04 106/cm Ω0.08 106/cm Ω
0.00666
0.63
13.4.1 Electron Affinity
14 Thermal
14.1 Specific Heat
0.12 J/(kg K)0.30 J/(kg K)
0.11
3.6
14.3 Molar Heat Capacity
27.67 J/mol·K26.40 J/mol·K
16.443
62.7
14.4 Thermal Conductivity
27.50 W/m·K35.40 W/m·K
6.3
429
14.5 Critical Temperature
14.6 Thermal Expansion
13.90 µm/(m·K)22.50 µm/(m·K)
4.5
97
14.8 Enthalpy
14.8.1 Enthalpy of Vaporization
477.00 kJ/mol150.00 kJ/mol
7.32
799.1
15.1.2 Enthalpy of Fusion
15.48 kJ/mol9.16 kJ/mol
2.1
35.23
15.1.6 Enthalpy of Atomization
489.50 kJ/mol163.20 kJ/mol
61.5
837
15.3 Standard Molar Entropy
50.20 J/mol.K55.00 J/mol.K
9.5
198.1