Strontium

element 38 of routine table is Strontium with atomic number 38, atomic weight 87.62. Strontium, prize Sr, has actually a Face centered Cubic structure and also Silver color. Strontium is a alkaline earth metal element. Trivial name of Strontium is alkaline planet metals*. Understand everything about Strontium Facts, physics Properties, chemistry Properties, electronic configuration, Atomic and also Crystal Structure.


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Strontium is a chemical aspect with price Sr and atomic number 38. An alkaline planet metal, strontium is a soft silver-white or yellowish metallic facet that is highly reactive chemically. The steel turns yellow as soon as it is exposed come air.

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Strontium Facts

Read key information and also facts about element Strontium

name Strontium
atomic Number 38
atom Symbol Sr
Atomic weight 87.62
step Solid
color Silver
Classification alkaline earth metal
team in periodic Table 2
Group Name beryllium family
period in regular Table 5
Block in routine Table s-block
Electronic Configuration 5s2
Melting allude 777 °C
Boiling suggest 1382 °C
Electronic shell Structure <2, 8, 18, 8, 2>
CAS Number CAS7440-24-6

community
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 find Strontium on regular Table

Periodic table is i ordered it by atomic number, number of protons in the nucleus i beg your pardon is very same as number of electrons. The atomic number boosts from left come right. Periodic table start at height left ( atom number 1) and also ends in ~ bottom right (atomic number 118). Thus you can straight look because that atomic number 38 to uncover Strontium on regular table.

Another way to read regular table and locate an element is by using team number (column) and duration number (row). To locate Strontium on regular table look because that cross ar of group 2 and period 5 in the contemporary periodic table.

explore Interactive regular Table to Understand and Learn Cool fads

Table that Contents


History
Abundance
Physical Properties
Thermal Properties
Crystal Structure
Atomic & orbit Properties
Chemical Properties
Isotopes
Health and also Safety Parameters and Guidelines
Databases
Compare Strontium with other elements

Strontium History

The element Strontium was found by wilhelm Cruickshank (chemist) in year 1790 in uk . Strontium derived its surname from Strontian, a little town in Scotland

Strontium Presence: diversity in Nature and Around Us

The table 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 world 4×10-6%
diversity in sun 5×10-6%
variety in Meteorites 8.7e-06
Abundance in Earth"s late 0.00036
abundance in seas 8.1e-06
variety in human beings 4.6e-06

Crystal structure of Strontium

The hard state framework of Strontium is Face focused Cubic.

The crystal structure have the right to be described in terms of its unit Cell. The unit cells repeats itself in three dimensional room to type the structure.

Unit cell Parameters

The unit cabinet is stood for in terms of its lattice parameters, which are the lengths that the cell 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 also gamma).

alpha beta gamma
π/2 π/2 π/2

The location of the atoms inside the unit cell are defined by the collection of atomic positions ( xi, yi, zi) measured from a recommendation lattice point.

The symmetry properties of the crystal are defined by the ide of an are groups. All feasible symmetric kinds of corpuscle in three-dimensional an are are defined by the 230 space groups (219 distinct types, or 230 if chiral copies are thought about distinct.

room Group surname Fm_ 3m
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room Group Number 225
Crystal structure Face centered Cubic

Strontium Atomic and also Orbital Properties

Strontium atoms have 38 electrons and also the electronic shell framework is <2, 8, 18, 8, 2> v Atomic hatchet Symbol (Quantum Numbers) 1S0.


atomic Number 38
Number of electron (with no charge) 38
Number that Protons 38
Mass Number 88
Number that Neutrons 50
Shell framework (Electrons per energy level) <2, 8, 18, 8, 2>
Electron configuration 5s2
Valence Electrons 5s2
Oxidation State 1;2
Atomic term Symbol (Quantum Numbers) 1S0

Shell structure of Strontium - electron per energy level


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Ground State electronic Configuration that Strontium - neutral Strontium atom

The ground state digital configuration of Neutral Strontium atom is 5s2. The section of Strontium configuration the is indistinguishable to the noble gas of the coming before period, is abbreviated as . For atoms with numerous electrons, this notation have the right to become an extensive and so an abbreviated notation is used.This is important as it is the Valence electron 5s2, electron in the outermost covering that recognize the chemistry properties that the element.

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Unabbreviated digital configuration the neutral Strontium

Complete floor state electronic configuration for the Strontium atom, Unabbreviated digital configuration

1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 5s2

Atomic framework of Strontium

Strontium atomic radius is 219 pm, if 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 section 1.2 σa/barns

Atomic Spectrum that Strontium

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Strontium chemistry Properties: Strontium Ionization Energies and also electron affinity

The electron affinity that Strontium is 5.03 kJ/mol

Valence 2
Electronegativity 0.95
ElectronAffinity 5.03 kJ/mol

Ionization energy of Strontium

Refer to table listed below for Ionization energies the Strontium

Ionization power 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 because that Strontium physical Properties

thickness 2.63 g/cm3
Molar Volume 33.3155893536 cm3

Elastic Properties

Young Modulus N/A
Shear Modulus 6.1 GPa
mass Modulus N/A
Poisson ratio 0.28

Hardness the Strontium - exam to measure of Hardness the Element

Mohs Hardness 1.5 MPa
Vickers Hardness N/A
Brinell Hardness N/A

Strontium electric Properties

Strontium is Conductor that electricity. Refer to table below for the electrical properties that Strontium

electrical Conductivity 7.7×106 S/m
Resistivity 1.3×10-7 m Ω
Superconducting allude N/A

Strontium Heat and also Conduction Properties

heat Conductivity 35 W/(m K)
Thermal development 0.0000225 K-1

Strontium Magnetic Properties

Magnetic form Paramagnetic
Curie point N/A
mass 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 properties of Strontium

rate of Sound N/A

Strontium thermal Properties - Enthalpies and also thermodynamics

Refer come table listed below for thermal properties that Strontium

Melting allude 1050 K (777 °C)
Boiling point 1655 K (1382 °C)
an important Temperature N/A
Superconducting point N/A

Enthalpies of Strontium

heat of combination 8 kJ/mol
heat of Vaporization 137 kJ/mol
warmth of combustion N/A

Strontium isotope - nuclear Properties of Strontium

Isotopes of rhodium. Naturally occurring Strontium has 4 secure isotope - 84Sr, 86Sr, 87Sr, 88Sr.


Isotope Isotope fixed % abundance T fifty percent Decay mode
73Sr
74Sr
75Sr
76Sr
77Sr
78Sr
79Sr
80Sr
81Sr
82Sr
83Sr
84Sr 0.56% stable N/A
85Sr
86Sr 9.86% steady N/A
87Sr 7% steady N/A
88Sr 82.58% steady N/A
89Sr
90Sr
91Sr
92Sr
93Sr
94Sr
95Sr
96Sr
97Sr
98Sr
99Sr
100Sr
101Sr
102Sr
103Sr
104Sr
105Sr

Regulatory and Health - Health and also Safety Parameters and 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 perils N/A
NFPA wellness Rating N/A
NFPA Reactivity Rating N/A
Autoignition point N/A
Flashpoint N/A

Database Search

list of distinctive identifiers to search the element in miscellaneous chemical registry databases

Database id number
CAS Number - chemistry Abstracts service (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 with all alkaline planet metal elements

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