Magnesium

aspect 12 of regular table is Magnesium v atomic number 12, atomic load 24.305. Magnesium, price Mg, has a an easy Hexagonal structure and also Silver color. Magnesium is a alkaline earth metal element. Trivial surname of Magnesium is alkaline earth metals*. Recognize everything around Magnesium Facts, physical Properties, chemistry Properties, electronic configuration, Atomic and also Crystal Structure.


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Magnesium is a chemical facet with price Mg and also atomic number 12. That is a shining gray heavy which bears a close physics resemblance come the other five aspects in the second column (Group 2, or alkaline earth metals) the the regular table:they each have actually the exact same electron construction in their external electron shell developing a comparable crystal structure. Magnesium is the ninth many abundant aspect in the universe.

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Magnesium Facts

Read key information and facts about element Magnesium

name Magnesium
atom Number 12
atomic Symbol Mg
Atomic weight 24.305
phase Solid
color Silver
Classification alkaline earth metal
group in regular Table 2
Group Name beryllium household
period in regular Table 3
Block in routine Table s-block
Electronic Configuration 3s2
Melting allude 650 °C
Boiling suggest 1090 °C
Electronic covering Structure <2, 8, 2>
CAS Number CAS7439-95-4

community
3
Li
4
Be
11
Na
12
Mg
19
K
20
Ca
21
Sc
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

check out our interactive regular table


How to find Magnesium on routine Table

Periodic table is arranged by atom number, number of protons in the nucleus i beg your pardon is same as number of electrons. The atom number rises from left come right. Routine table beginning at top left ( atomic number 1) and ends at bottom right (atomic number 118). As such you can directly look for atomic number 12 to find Magnesium on periodic table.

Another way to read routine table and locate an element is through using team number (column) and duration number (row). To situate Magnesium on periodic table look because that cross ar of team 2 and period 3 in the modern periodic table.

explore Interactive routine Table come Understand and Learn Cool trends

Table that Contents


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

Magnesium History

The facet Magnesium was discovered by Joseph black color in year 1755 in united kingdom . Magnesium acquired its surname from Magnesia, a district of east Thessaly in greece

Magnesium Presence: variety in Nature and also Around Us

The table listed below shows the abundance of Magnesium in Universe, Sun, Meteorites, Earth"s Crust, Oceans and also Human Body.

Ppb by weight (1ppb =10^-7 %)
abundance in world 0.0006
abundance in sunlight 0.0007
abundance in Meteorites 0.12
Abundance in Earth"s late 0.029
abundance in oceans 0.0013
abundance in humans 0.00027

Crystal structure of Magnesium

The hard state structure of Magnesium is Simple Hexagonal.

The crystal structure can be described in regards to its unit Cell. The unit cell repeats chin in three dimensional an are to form the structure.

Unit cell Parameters

The unit cabinet is stood for in terms of its lattice parameters, which are the lengths that the cabinet edges Lattice Constants (a, b and c)

a b c
320.94 320.94 521.08 pm

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

alpha beta gamma
π/2 π/2 2 π/3

The location of the atoms within the unit cell are described by the set of atom positions ( xi, yi, zi) measured indigenous a recommendation lattice point.

The symmetry properties of the crystal are explained by the ide of an are groups. All feasible symmetric species of particles in three-dimensional room are described by the 230 space groups (219 distinct types, or 230 if chiral duplicates are taken into consideration distinct.

room Group surname P63/mmc
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an are Group Number 194
Crystal structure Simple Hexagonal

Magnesium Atomic and Orbital Properties

Magnesium atoms have 12 electrons and also the digital shell framework is <2, 8, 2> through Atomic ax Symbol (Quantum Numbers) 1S0.


atom Number 12
Number of electrons (with no charge) 12
Number the Protons 12
Mass Number 24
Number that Neutrons 12
Shell structure (Electrons per energy level) <2, 8, 2>
Electron configuration 3s2
Valence Electrons 3s2
Oxidation State 1;2
Atomic hatchet Symbol (Quantum Numbers) 1S0

Shell framework of Magnesium - electron per energy level


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Ground State digital Configuration that Magnesium - neutral Magnesium atom

The ground state digital configuration of Neutral Magnesium atom is 3s2. The portion of Magnesium configuration that is identical to the noble gas of the preceding period, is abbreviated as . For atoms with countless electrons, this notation can become prolonged and so an abbreviation notation is used.This is crucial as the is the Valence electrons 3s2, electron in the outermost covering that recognize the chemistry properties of the element.

See more: What Is The Setting Of Act Ii Of The Crucible, The Crucible Act Ii

Unabbreviated digital configuration that neutral Magnesium

Complete soil state digital configuration because that the Magnesium atom, Unabbreviated electronic configuration

1s2 2s2 2p6 3s2

Atomic framework of Magnesium

Magnesium atomic radius is 145 pm, when it"s covalent radius is 130 pm.

atom Radius

145 pm (1.45 Å)

Atomic Volume 13.9844649022 cm3
Covalent Radius 130 afternoon (1.3 Å)
van der Waals Radius 173 pm
spirit Cross ar 0.063 σa/barns

Atomic Spectrum the Magnesium

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Magnesium chemical Properties: Magnesium Ionization Energies and also electron affinity

The electron affinity that Magnesium is 0 kJ/mol

Valence 2
Electronegativity 1.31
ElectronAffinity 0 kJ/mol

Ionization energy of Magnesium

Refer come table below for Ionization energies of Magnesium

Ionization energy number Enthalpy - kJ/mol
1 737.7
2 1450.7
3 7732.7
4 10542.5
5 13630
6 18020
7 21711
8 25661
9 31653
10 35458

Magnesium physics Properties

Refer to listed below table for Magnesium physics Properties

density 1.738 g/cm3
Molar Volume 13.9844649022 cm3

Elastic Properties

Young Modulus 45 GPa
Shear Modulus 17 GPa
mass Modulus 45 GPa
Poisson proportion 0.29

Hardness the Magnesium - exam to measure up of Hardness of Element

Mohs Hardness 2.5 MPa
Vickers Hardness N/A
Brinell Hardness 260 MPa

Magnesium electrical Properties

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

electric Conductivity 2.3×107 S/m
Resistivity 4.4×10-8 m Ω
Superconducting suggest N/A

Magnesium Heat and also Conduction Properties

heat Conductivity 160 W/(m K)
Thermal expansion 8.2×10-6 K-1

Magnesium Magnetic Properties

Magnetic form Paramagnetic
Curie suggest N/A
massive Magnetic Susceptibility 6.9×10-9
Molar Magnetic Susceptibility 1.68×10-10
Volume Magnetic Susceptibility 1.2e-05

Optical nature of Magnesium

Refractive table of contents N/A

Acoustic properties of Magnesium

speed of Sound 4602 m/s

Magnesium heat Properties - Enthalpies and also thermodynamics

Refer come table listed below for thermal properties of Magnesium

Melting point 923 K (650 °C)
Boiling suggest 1363 K (1090 °C)
crucial Temperature N/A
Superconducting suggest N/A

Enthalpies of Magnesium

warmth of fusion 8.7 kJ/mol
warm of Vaporization 128 kJ/mol
heat of combustion -668 J/(kg K)

Magnesium isotope - atom Properties the Magnesium

Isotopes the rhodium. Naturally developing Magnesium has actually 3 secure isotope - 24Mg, 25Mg, 26Mg.


Isotope Isotope mass % abundance T half Decay mode
19Mg
20Mg
21Mg
22Mg
23Mg
24Mg 78.99% secure N/A
25Mg 10% steady N/A
26Mg 11.01% steady N/A
27Mg
28Mg
29Mg
30Mg
31Mg
32Mg
33Mg
34Mg
35Mg
36Mg
37Mg
38Mg
39Mg
40Mg

Regulatory and also Health - Health and Safety Parameters and Guidelines

CAS Number CAS7439-95-4
RTECS Number N/A
period Hazard course 4.1
period Numbers 2950
EU Number N/A
NFPA Fire Rating 1
NFPA perils N/A
NFPA health Rating 0
NFPA Reactivity Rating 1
Autoignition point 472 °C
Flashpoint 500 °C

Database Search

list of unique identifiers to search the facet in various chemical it is registered databases

Database id number
CAS Number - chemistry Abstracts organization (CAS) CAS7439-95-4
CID Number CID5462224
Gmelin Number N/A
NSC Number N/A
RTECS Number N/A

Compare Magnesium v all Group 2 elements

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

Compare Magnesium through all alkaline planet metal elements

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