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.


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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 5s2
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.

Ppb by weight (1ppb =10^-7 %)
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)

a b c
608.49 608.49 608.49 pm

and the angles in between them Lattice angle (alpha, beta and gamma).

alpha beta 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
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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 5s2
Valence Electrons 5s2
Oxidation State 1;2
Atomic hatchet Symbol (Quantum Numbers) 1S0

Shell framework of Strontium - electrons per power level


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Ground State electronic Configuration of Strontium - neutral Strontium atom

The ground state electronic configuration the Neutral Strontium atom is 5s2. The part of Strontium configuration that is identical to the noble gas of the preceding period, is abbreviated together . For atoms with numerous electrons, this notation can become prolonged and therefore an abbreviation notation is used.This is essential as it is the Valence electron 5s2, electron in the outermost covering that determine the chemical properties that the element.

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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

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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

Ionization energy number Enthalpy - kJ/mol
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.


Isotope Isotope mass % variety T half Decay mode
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

Database i would number
CAS Number - chemical Abstracts organization (CAS) CAS7440-24-6
CID Number CID5359327
Gmelin Number N/A
NSC Number N/A
RTECS Number N/A

Compare Strontium v all Group 2 elements

Strontium vs Beryllium Strontium vs Magnesium Strontium vs Calcium Strontium vs Barium Strontium vs Radium

Compare Strontium v all alkaline planet metal elements

Strontium vs Beryllium Strontium vs Magnesium Strontium vs Calcium Strontium vs Barium Strontium vs Radium