Magnesioa (Mg)

12 zenbaki atomikoa duen elementu kimikoa

Atomic Number	12
Atomic Weight	24.305
masa-zenbaki	24

Group	2
Period	3
Block	s

protoi	12 p⁺
neutroi	12 n⁰
elektroi	12 e^-

Animated Bohrren eredu atomikoa of Mg (Magnesioa)

Propietate Fisiko

Erradio Atomiko	150 pm 240 pm
bolumen molar	14 cm³/mol
Erradio Kobalente	139 pm 132 pm 127 pm 142 pm 141 pm
Metallic Radius	136 pm 160 pm
Erradio ioniko	57 pm 66 pm 72 pm 89 pm
Crystal Radius	71 pm 80 pm 86 pm 103 pm
Van der Waalsen erradio	220 pm 173 pm 173 pm 243 pm 302,1 pm
dentsitatea	1,74 g/cm³ 1.584 kg/m³

Magnitude Fisiko

{ERROR}

energia

proton affinity	819,6 kJ/mol
Afinitate elektroniko
ionizazio energia	7,646235 eV/particle 15,035267 eV/particle 80,1436 eV/particle 109,2654 eV/particle 141,335 eV/particle 186,76 eV/particle 225,015 eV/particle 265,924 eV/particle 327,985 eV/particle 367,5 eV/particle 1.761,80481 eV/particle 1.962,664 eV/particle

Irakite-entalpia	131,8 kJ/mol
urtze-entalpia	9,2 kJ/mol
formazio entalpia estandarra	147,1 kJ/mol
elektroi

elektroi geruza	2, 8, 2

balentzia-elektroi	2 ⓘ

electron configuration	[Ne] 3s²ⓘ 1s² 2s² 2p⁶ 3s²

Oxidazio-egoera	0, 1, 2
Elektronegatibotasun	7,646 eV/particle 0.121644 1.31
Electrophilicity Index
materiaren funtsezko egoera

materiaren egoera
materiaren egoera gaseoso
Boiling Point	1.363,15 K
Melting Point	923,15 K
critical pressure
critical temperature
Puntu hirukoitz
appearance
kolore	Black #228b22 #8aff00 #8aff00
appearance	shiny grey solid
errefrakzio-indize
thermodynamic material property
Thermal Conductivity	156 W/(m K)
Bero-dilatazio	0,0000248 1/K
molar heat capacity	24,869 J/(mol K)
Specific Heat Capacity	1,023 J/(g⋅K)
indize adiabatiko
electrical properties
type	Conductor
Eroankortasun elektriko	23 MS/m
Erresistibitate elektriko	0,00000004399999999999 Ω*m
Supereroankortasun
Magnetismo
type	paramagnetic
suszeptibilitate magnetiko (Mass)	0,0000000069 m³/Kg
suszeptibilitate magnetiko (Molar)	0,000000000168 m³/mol
suszeptibilitate magnetiko (Volume)	0,000012
magnetic ordering
Curieren tenperatura
Néel temperature
egitura
Crystal Structure	{ERROR}
lattice constant	3,21 Å
Lattice Angles	π/2, π/2, 2 π/3
materialen propietate mekaniko
Gogortasun	260 MPa 2,5 MPa
konprimagarritasun-modulu	45 GPa
Zizaila modulua	17 GPa
Youngen modulu	45 GPa
Poissonen modulu	0,29
Soinuaren lastertasun	4.602 m/s
classification
Category	Actinides, Alkaline earth metals
CAS Group	IIA
IUPAC Group	IIA
Glawe Number	73
Mendeleev Number	76
Pettifor Number	73
Geochemical Class	major
Goldschmidt classification	litophile

beste batzuk

Gas Basicity	797,3 kJ/mol
polarizability	71,2 ± 0,4 a₀
C6 Dispersion Coefficient	626 a₀ 629 a₀
allotrope
Neutron cross section	0,063
Neutron Mass Absorption	0,0001
zenbaki kuantiko	1S0
talde espazial	194 (P63/mmc)

Isotopes of Magnesium

Stable Isotopes	3
Unstable Isotopes	20
Natural Isotopes	3

¹⁹Mg

masa-zenbaki	19
neutron number	7
Atomo-Masa Erlatibo	19,03417992 ± 0,000064413 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	5 ± 3 ps
spin	1/2
nuclear quadrupole moment	0
aurkikuntza-data	2007
parity	-

decay mode	intensity
2p (2-proton emission)	100%

²⁰Mg

masa-zenbaki	20
neutron number	8
Atomo-Masa Erlatibo	20,018763075 ± 0,000002 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	90,4 ± 0,5 ms
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1974
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	30.3%

²¹Mg

masa-zenbaki	21
neutron number	9
Atomo-Masa Erlatibo	21,011705764 ± 0,00000081 Da
g-factor	−0,3932 ± 0,0028
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	120 ± 0,4 ms
spin	5/2
nuclear quadrupole moment
aurkikuntza-data	1963
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	20.1%
β⁺α (β⁺-delayed α emission)	0.116%
B+pA	0.016%

²²Mg

masa-zenbaki	22
neutron number	10
Atomo-Masa Erlatibo	21,999570597 ± 0,00000017 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	3,8745 ± 0,0007 s
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1961
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

²³Mg

masa-zenbaki	23
neutron number	11
Atomo-Masa Erlatibo	22,994123768 ± 0,000000034 Da
g-factor	−0,35753333333333 ± 0,0002
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	11,3039 ± 0,0032 s
spin	3/2
nuclear quadrupole moment	0,114 ± 0,003
aurkikuntza-data	1939
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

²⁴Mg

masa-zenbaki	24
neutron number	12
Atomo-Masa Erlatibo	23,985041689 ± 0,000000013 Da
g-factor	0
natural abundance	78,965 ± 0,049
desintegrazio erradioaktibo	isotopo egonkor
Semidesintegrazio-periodo	Not Radioactive ☢️
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1920
parity	+

²⁵Mg

masa-zenbaki	25
neutron number	13
Atomo-Masa Erlatibo	24,985836966 ± 0,00000005 Da
g-factor	−0,342132 ± 0,000012
natural abundance	10,011 ± 0,013
desintegrazio erradioaktibo	isotopo egonkor
Semidesintegrazio-periodo	Not Radioactive ☢️
spin	5/2
nuclear quadrupole moment	0,199 ± 0,002
aurkikuntza-data	1920
parity	+

²⁶Mg

masa-zenbaki	26
neutron number	14
Atomo-Masa Erlatibo	25,982592972 ± 0,000000031 Da
g-factor	0
natural abundance	11,025 ± 0,038
desintegrazio erradioaktibo	isotopo egonkor
Semidesintegrazio-periodo	Not Radioactive ☢️
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1920
parity	+

²⁷Mg

masa-zenbaki	27
neutron number	15
Atomo-Masa Erlatibo	26,984340647 ± 0,00000005 Da
g-factor	−0,8212 ± 0,003
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	9,435 ± 0,027 m
spin	1/2
nuclear quadrupole moment	0
aurkikuntza-data	1934
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁸Mg

masa-zenbaki	28
neutron number	16
Atomo-Masa Erlatibo	27,983875426 ± 0,00000028 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	20,915 ± 0,009 h
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1953
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

²⁹Mg

masa-zenbaki	29
neutron number	17
Atomo-Masa Erlatibo	28,988607163 ± 0,000000369 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	1,3 ± 0,12 s
spin	3/2
nuclear quadrupole moment	−0,16 ± 0,04
aurkikuntza-data	1971
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

³⁰Mg

masa-zenbaki	30
neutron number	18
Atomo-Masa Erlatibo	29,990465454 ± 0,00000139 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	317 ± 4 ms
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1971
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	0.06%

³¹Mg

masa-zenbaki	31
neutron number	19
Atomo-Masa Erlatibo	30,996648232 ± 0,0000033 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	270 ± 2 ms
spin	1/2
nuclear quadrupole moment	0
aurkikuntza-data	1977
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	6.2%

³²Mg

masa-zenbaki	32
neutron number	20
Atomo-Masa Erlatibo	31,999110138 ± 0,0000035 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	80,4 ± 0,4 ms
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1977
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	5.5%

³³Mg

masa-zenbaki	33
neutron number	21
Atomo-Masa Erlatibo	33,005327862 ± 0,000002859 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	92 ± 1,2 ms
spin	3/2
nuclear quadrupole moment	0,13 ± 0,09
aurkikuntza-data	1979
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	14%
2n (2-neutron emission)

³⁴Mg

masa-zenbaki	34
neutron number	22
Atomo-Masa Erlatibo	34,008935455 ± 0,0000074 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	44,9 ± 0,4 ms
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1979
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	21%
2n (2-neutron emission)	0.1%

³⁵Mg

masa-zenbaki	35
neutron number	23
Atomo-Masa Erlatibo	35,01679 ± 0,0002895 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	11,3 ± 0,6 ms
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1989
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	52%
2n (2-neutron emission)

³⁶Mg

masa-zenbaki	36
neutron number	24
Atomo-Masa Erlatibo	36,021879 ± 0,000741 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	3,9 ± 1,3 ms
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1989
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	48%
2n (2-neutron emission)

³⁷Mg

masa-zenbaki	37
neutron number	25
Atomo-Masa Erlatibo	37,030286265 ± 0,00075035 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo	8 ± 4 ms
spin	3/2
nuclear quadrupole moment
aurkikuntza-data	1996
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

³⁸Mg

masa-zenbaki	38
neutron number	26
Atomo-Masa Erlatibo	38,03658 ± 0,00054 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	1997
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

³⁹Mg

masa-zenbaki	39
neutron number	27
Atomo-Masa Erlatibo	39,045921 ± 0,000551 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	7/2
nuclear quadrupole moment
aurkikuntza-data
parity	-

decay mode	intensity
n (neutron emission)
β⁻ (β⁻ decay)

⁴⁰Mg

masa-zenbaki	40
neutron number	28
Atomo-Masa Erlatibo	40,053194 ± 0,000537 Da
g-factor	0
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	0
nuclear quadrupole moment	0
aurkikuntza-data	2007
parity	+

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁴¹Mg

masa-zenbaki	41
neutron number	29
Atomo-Masa Erlatibo	41,062373 ± 0,000537 Da
g-factor
natural abundance
desintegrazio erradioaktibo	☢️ radioactive element
Semidesintegrazio-periodo
spin	3/2
nuclear quadrupole moment
aurkikuntza-data
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)

historia

aurkitzailea edo asmatzailea	Sir Humphrey Davy
aurkikuntzaren lekua	England
aurkikuntza-data	1808
etimologia	From Magnesia ancient city in district of Thessaly, Greece.
pronunciation	mag-NEE-zih-em (ingelesa)

source

Abundance
Abundance in Earth's crust	23.300 mg/kg
natural abundance (ozeano)	1.290 mg/L
natural abundance (gizakiaren gorputza)	0,027 %
natural abundance (Meteoroide)	12 %
natural abundance (Eguzkia)	0,07 %
Abundance in Universe	0,06 %

Nuclear Screening Constants

1	s	0.3911
2	p	4.1742
2	s	4.608
3	s	8.6925

Magnesioa on ChemicalAid

Magnesioa (Mg)

Propietate Fisiko

Magnitude Fisiko

beste batzuk

Isotopes of Magnesium

19Mg

20Mg

21Mg

22Mg

23Mg

24Mg

25Mg

26Mg

27Mg

28Mg

29Mg

30Mg

31Mg

32Mg

33Mg

34Mg

35Mg

36Mg

37Mg

38Mg

39Mg

40Mg

41Mg

historia

source

Nuclear Screening Constants

¹⁹Mg

²⁰Mg

²¹Mg

²²Mg

²³Mg

²⁴Mg

²⁵Mg

²⁶Mg

²⁷Mg

²⁸Mg

²⁹Mg

³⁰Mg

³¹Mg

³²Mg

³³Mg

³⁴Mg

³⁵Mg

³⁶Mg

³⁷Mg

³⁸Mg

³⁹Mg

⁴⁰Mg

⁴¹Mg