Strontium
facet 38 of regular table is Strontium through atomic number 38, atomic weight 87.62. Strontium, prize Sr, has a Face centered Cubic structure and also Silver color. Strontium is a alkaline earth metal element. Trivial name of Strontium is alkaline planet metals*. Know everything around Strontium Facts, physical Properties, chemical Properties, digital configuration, Atomic and also Crystal Structure.
Strontium is a chemical element with prize Sr and also atomic number 38. One alkaline earth metal, strontium is a soft silver-white or yellowish metallic aspect that is highly reactive chemically. The steel turns yellow as soon as it is exposed come air.
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Strontium Facts
Read vital information and facts about element Strontium
| surname | Strontium |
| atom Number | 38 |
| atomic Symbol | Sr |
| Atomic load | 87.62 |
| phase | Solid |
| shade | Silver |
| Classification | alkaline earth metal |
| group in periodic Table | 2 |
| Group Name | beryllium household |
| duration in periodic Table | 5 |
| Block in routine Table | s-block |
| Electronic Configuration | |
| Melting allude | 777 °C |
| Boiling point | 1382 °C |
| Electronic shell Structure | <2, 8, 18, 8, 2> |
| CAS Number | CAS7440-24-6 |
neighborhood
19
K
20
Ca
21
Sc
37
Rb
38
Sr
39
Y
55
Cs
56
Ba
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | |
| 1 | 1 H 2 He | |||||||||||||||||
| 2 | 3 Li 4 Be 5 B 6 C 7 N 8 O 9 F 10 Ne | |||||||||||||||||
| 3 | 11 Na 12 Mg 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar | |||||||||||||||||
| 4 | 19 K 20 Ca 21 Sc 22 Ti 23 V 24 Cr 25 Mn 26 Fe 27 Co 28 Ni 29 Cu 30 Zn 31 Ga 32 Ge 33 As 34 Se 35 Br 36 Kr | |||||||||||||||||
| 5 | 37 Rb 38 Sr 39 Y 40 Zr 41 Nb 42 Mo 43 Tc 44 Ru 45 Rh 46 Pd 47 Ag 48 Cd 49 In 50 Sn 51 Sb 52 Te 53 I 54 Xe | |||||||||||||||||
| 6 | 55 Cs 56 Ba 72 Hf 73 Ta 74 W 75 Re 76 Os 77 Ir 78 Pt 79 Au 80 Hg 81 Tl 82 Pb 83 Bi 84 Po 85 At 86 Rn | |||||||||||||||||
| 7 | 87 Fr 88 Ra 104 Rf 105 Db 106 Sg 107 Bh 108 Hs 109 Mt 110 Ds 111 Rg 112 Cn 113 Nh 114 Fl 115 Mc 116 Lv 117 Ts 118 Og | |||||||||||||||||
| Lanthanides | 57 La 58 Ce 59 Pr 60 Nd 61 Pm 62 Sm 63 Eu 64 Gd 65 Tb 66 Dy 67 Ho 68 Er 69 Tm 70 Yb 71 Lu | |||||||||||||||||
| Actinide | 89 Ac 90 Th 91 Pa 92 U 93 Np 94 Pu 95 Am 96 Cm 97 Bk 98 Cf 99 Es 100 Fm 101 Md 102 No 103 Lr |
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How to locate Strontium on routine Table
Periodic table is arranged by atomic number, number of protons in the nucleus i m sorry is very same as variety of electrons. The atom number increases from left to right. Periodic table start at height left ( atom number 1) and ends at bottom ideal (atomic number 118). Because of this you can directly look because that atomic number 38 to find Strontium on periodic table.
Another means to read periodic table and also locate an element is through using group number (column) and period number (row). To locate Strontium on periodic table look for cross ar of group 2 and period 5 in the contemporary periodic table.
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Table of Contents
History
Abundance
Physical Properties
Thermal Properties
Crystal Structure
Atomic & orbital Properties
Chemical Properties
Isotopes
Health and Safety Parameters and also Guidelines
Databases
Compare Strontium with various other elements
Strontium History
The aspect Strontium was uncovered by wilhelm Cruickshank (chemist) in year 1790 in united kingdom . Strontium acquired its name from Strontian, a little town in Scotland
Strontium Presence: abundance in Nature and Around Us
The table listed below shows the abundance of Strontium in Universe, Sun, Meteorites, Earth"s Crust, Oceans and also Human Body.
| variety in cosmos | 4×10-6% |
| variety in sunlight | 5×10-6% |
| abundance in Meteorites | 8.7e-06 |
| Abundance in Earth"s crust | 0.00036 |
| diversity in seas | 8.1e-06 |
| variety in humans | 4.6e-06 |
Crystal framework of Strontium
The heavy state structure of Strontium is Face focused Cubic.
The decision structure can be explained in regards to its unit Cell. The unit cell repeats chin in 3 dimensional space to form the structure.
Unit cabinet Parameters
The unit cell is represented in regards to its lattice parameters, which are the lengths of the cabinet edges Lattice Constants (a, b and also c)
| 608.49 | 608.49 | 608.49 pm |
and the angles in between them Lattice angle (alpha, beta and gamma).
| π/2 | π/2 | π/2 |
The positions of the atoms inside the unit cabinet are described by the set of atom positions ( xi, yi, zi) measured indigenous a referral lattice point.
The symmetry nature of the crystal are described by the principle of an are groups. All possible symmetric arrangements of corpuscle in three-dimensional an are are defined by the 230 an are groups (219 distinct types, or 230 if chiral duplicates are taken into consideration distinct.
| space Group surname | Fm_ 3m |  |
| space Group Number | 225 | |
| Crystal structure | Face centered Cubic |
Strontium Atomic and also Orbital Properties
Strontium atoms have actually 38 electrons and the electronic shell framework is <2, 8, 18, 8, 2> through Atomic term Symbol (Quantum Numbers) 1S0.
| atom Number | 38 |
| Number of electron (with no charge) | 38 |
| Number of Protons | 38 |
| Mass Number | 88 |
| Number that Neutrons | 50 |
| Shell framework (Electrons per energy level) | <2, 8, 18, 8, 2> |
| Electron construction | |
| Valence Electrons | 5s2 |
| Oxidation State | 1;2 |
| Atomic hatchet Symbol (Quantum Numbers) | 1S0 |
Shell framework of Strontium - electrons per power level
Ground State electronic Configuration of Strontium - neutral Strontium atom
The ground state electronic configuration the Neutral Strontium atom isSee more: For Saving Lives What Is Most Important Feature On A Car?
Unabbreviated electronic configuration that neutral Strontium
Complete floor state electronic configuration because that the Strontium atom, Unabbreviated electronic configuration
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s2
Atomic framework of Strontium
Strontium atom radius is 219 pm, when it"s covalent radius is 192 pm.
| atomic Radius | 219 afternoon (2.19 Å) |
| Atomic Volume | 33.3155893536 cm3 |
| Covalent Radius | 192 afternoon (1.92 Å) |
| valve der Waals Radius | N/A |
| neutron Cross ar | 1.2 σa/barns |
Atomic Spectrum that Strontium
Strontium chemical Properties: Strontium Ionization Energies and electron affinity
The electron affinity that Strontium is 5.03 kJ/mol
| Valence | 2 |
| Electronegativity | 0.95 |
| ElectronAffinity | 5.03 kJ/mol |
Ionization power of Strontium
Refer to table below for Ionization energies that Strontium
| 1 | 549.5 |
| 2 | 1064.2 |
| 3 | 4138 |
| 4 | 5.5×103 |
| 5 | 6910 |
| 6 | 8760 |
| 7 | 10230 |
| 8 | 1.18×104 |
| 9 | 1.56×104 |
| 10 | 1.71×104 |
Strontium physical Properties
Refer to below table for Strontium physical Properties
| density | 2.63 g/cm3 |
| Molar Volume | 33.3155893536 cm3 |
Elastic Properties
| Young Modulus | N/A |
| Shear Modulus | 6.1 GPa |
| bulk Modulus | N/A |
| Poisson proportion | 0.28 |
Hardness of Strontium - test to measure up of Hardness the Element
| Mohs Hardness | 1.5 MPa |
| Vickers Hardness | N/A |
| Brinell Hardness | N/A |
Strontium electric Properties
Strontium is Conductor the electricity. Describe table below for the electric properties the Strontium
| electric Conductivity | 7.7×106 S/m |
| Resistivity | 1.3×10-7 m Ω |
| Superconducting suggest | N/A |
Strontium Heat and Conduction Properties
| heat Conductivity | 35 W/(m K) |
| Thermal development | 0.0000225 K-1 |
Strontium Magnetic Properties
| Magnetic kind | Paramagnetic |
| Curie point | N/A |
| fixed Magnetic Susceptibility | 1.32×10-9 |
| Molar Magnetic Susceptibility | 1.16×10-10 |
| Volume Magnetic Susceptibility | 3.47×10-6 |
Optical properties of Strontium
| Refractive index | N/A |
Acoustic nature of Strontium
| speed of Sound | N/A |
Strontium heat Properties - Enthalpies and also thermodynamics
Refer come table listed below for heat properties the Strontium
| Melting suggest | 1050 K (777 °C) |
| Boiling point | 1655 K (1382 °C) |
| an essential Temperature | N/A |
| Superconducting allude | N/A |
Enthalpies the Strontium
| warmth of fusion | 8 kJ/mol |
| warmth of Vaporization | 137 kJ/mol |
| warmth of burning | N/A |
Strontium isotope - nuclear Properties the Strontium
Isotopes the rhodium. Naturally developing Strontium has actually 4 secure isotope - 84Sr, 86Sr, 87Sr, 88Sr.
| 73Sr | ||||
| 74Sr | ||||
| 75Sr | ||||
| 76Sr | ||||
| 77Sr | ||||
| 78Sr | ||||
| 79Sr | ||||
| 80Sr | ||||
| 81Sr | ||||
| 82Sr | ||||
| 83Sr | ||||
| 84Sr | 0.56% | secure | N/A | |
| 85Sr | ||||
| 86Sr | 9.86% | steady | N/A | |
| 87Sr | 7% | steady | N/A | |
| 88Sr | 82.58% | secure | N/A | |
| 89Sr | ||||
| 90Sr | ||||
| 91Sr | ||||
| 92Sr | ||||
| 93Sr | ||||
| 94Sr | ||||
| 95Sr | ||||
| 96Sr | ||||
| 97Sr | ||||
| 98Sr | ||||
| 99Sr | ||||
| 100Sr | ||||
| 101Sr | ||||
| 102Sr | ||||
| 103Sr | ||||
| 104Sr | ||||
| 105Sr |
Regulatory and Health - Health and Safety Parameters and also Guidelines
| CAS Number | CAS7440-24-6 |
| RTECS Number | N/A |
| period Hazard course | 4.2 |
| period Numbers | 1383 |
| EU Number | N/A |
| NFPA Fire Rating | N/A |
| NFPA hazards | N/A |
| NFPA wellness Rating | N/A |
| NFPA Reactivity Rating | N/A |
| Autoignition point | N/A |
| Flashpoint | N/A |
Database Search
perform of unique identifiers to find the aspect in various chemical it is registered databases
| CAS Number - chemical Abstracts organization (CAS) | CAS7440-24-6 |
| CID Number | CID5359327 |
| Gmelin Number | N/A |
| NSC Number | N/A |
| RTECS Number | N/A |