Litium (Li)

chemical element with symbol Li and atomic number 3

Atomic Number	3
Atomic Weight	6.94
Nombor jisim	7

Group	1
Period	2
Block	s

proton	3 p⁺
neutron	4 n⁰
Elektron	3 e^-

Sifat Fizikal

Jejari Atom	145 pm 220 pm
molar volume	13.1 cm³/mol
Jejari kovalen	133 pm 124 pm 150 pm 128 pm
Metallic Radius	123 pm 155 pm
ionic radius	59 pm 76 pm 92 pm
Crystal Radius	73 pm 90 pm 106 pm
Jejari van der Waals	220 pm 181 pm 182 pm 255 pm 245.1 pm
ketumpatan	0.534 g/cm³ 512 kg/m³

Sifat Kimia

{ERROR}

tenaga

proton affinity
Pertalian elektron	0.618049 eV/particle
ionization energy	5.391714761 eV/particle 75.6400937 eV/particle 122.4543538 eV/particle

Entalpi pengewapan	148 kJ/mol
entalpi pelakuran	2.89 kJ/mol
standard enthalpy of formation	159.3 kJ/mol
Elektron

Petala elektron	2, 1

Elektron valens	1 ⓘ

tatarajah elektron	[He] 2s¹ⓘ 1s² 2s¹

Keadaan pengoksidaan	0, 1
Keelektronegatifan	5.392 eV/particle 0.105093 0.98
Electrophilicity Index	0.9457422835847783 eV/particle
keadaan jirim asas

fasa jirim
gaseous state of matter
Boiling Point	1,615.15 K
Melting Point	453.65 K
critical pressure	67 MPa
critical temperature	3,223.15 K
triple point
rupa
warna	Black #b22222 #cc80ff #cc80ff
rupa	silvery-white
indeks biasan
sifat bahan
Thermal Conductivity	84.8 W/(m K)
Pengembangan terma	0.000046 1/K
molar heat capacity	24.86 J/(mol K)
Specific Heat Capacity	3.582 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
Kekonduksian elektrik	11 MS/m
Kerintangan dan kekonduksian elektrik	0.00000009400000000002 Ω*m
Kesuperkonduksian
kemagnetan
type	paramagnetic
magnetic susceptibility (Mass)	0.0000000256 m³/Kg
magnetic susceptibility (Molar)	0.000000000178 m³/mol
magnetic susceptibility (Volume)	0.0000137
magnetic ordering
Suhu Curie
Néel temperature
struktur
Crystal Structure	{ERROR}
lattice constant	3.49 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
hardness	0.6 MPa
Modulus pukal	11 GPa
shear modulus	4.2 GPa
Young's modulus	4.9 GPa
Nisbah Poisson
Kelajuan bunyi	6,000 m/s
pengelasan
Category	Actinides, Alkali metals
CAS Group	IA
IUPAC Group	IA
Glawe Number	12
Mendeleev Number	1
Pettifor Number	12
Geochemical Class	alkali metal
Goldschmidt classification	litophile

other

Gas Basicity
polarizability	164.1125 ± 0.0005 a₀
C6 Dispersion Coefficient	1,392 a₀ 1,410 a₀
allotrope
Neutron cross section	71
Neutron Mass Absorption
Nombor kuantum	2S1/2
space group	229 (Im_3m)

Isotopes of Lithium

Stable Isotopes	2
Unstable Isotopes	9
Natural Isotopes	2

³Li

Nombor jisim	3
nombor neutron	0
Jisim Atom Relatif	3.030775 ± 0.002147 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	3/2
nuclear quadrupole moment
tarikh penemuan
parity	-

decay mode	Keamatan (fizik)
p (proton emission)

⁴Li

Nombor jisim	4
nombor neutron	1
Jisim Atom Relatif	4.027185561 ± 0.000227733 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	91 ± 9 ys
Spin	2
nuclear quadrupole moment
tarikh penemuan	1965
parity	-

decay mode	Keamatan (fizik)
p (proton emission)	100%

⁵Li

Nombor jisim	5
nombor neutron	2
Jisim Atom Relatif	5.0125378 ± 0.000053677 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	370 ± 30 ys
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	1941
parity	-

decay mode	Keamatan (fizik)
p (proton emission)	100%

⁶Li

Nombor jisim	6
nombor neutron	3
Jisim Atom Relatif	6.01512288742 ± 0.00000000155 Da
g-factor	0.822043 ± 0.000003
natural abundance	4.85 ± 1.71
Reputan radioaktif	Isotop stabil
setengah hayat	Not Radioactive ☢️
Spin	1
nuclear quadrupole moment	-0.000806 ± 0.000006
tarikh penemuan	1921
parity	+

⁷Li

Nombor jisim	7
nombor neutron	4
Jisim Atom Relatif	7.01600343426 ± 0.0000000045 Da
g-factor	2.170938 ± 0.000008
natural abundance	95.15 ± 1.71
Reputan radioaktif	Isotop stabil
setengah hayat	Not Radioactive ☢️
Spin	3/2
nuclear quadrupole moment	-0.04 ± 0.0003
tarikh penemuan	1921
parity	-

⁸Li

Nombor jisim	8
nombor neutron	5
Jisim Atom Relatif	8.022486244 ± 0.00000005 Da
g-factor	0.82675 ± 0.00001
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	838.7 ± 0.3 ms
Spin	2
nuclear quadrupole moment	0.0314 ± 0.0002
tarikh penemuan	1935
parity	+

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%
β⁻α (β⁻-delayed α emission)	100%

⁹Li

Nombor jisim	9
nombor neutron	6
Jisim Atom Relatif	9.026790191 ± 0.0000002 Da
g-factor	2.2911066666667 ± 0.00004
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	178.2 ± 0.4 ms
Spin	3/2
nuclear quadrupole moment	-0.0304 ± 0.0002
tarikh penemuan	1951
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	50.5%

¹⁰Li

Nombor jisim	10
nombor neutron	7
Jisim Atom Relatif	10.035483453 ± 0.000013656 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	2 ± 0.5 zs
Spin	1
nuclear quadrupole moment
tarikh penemuan	1975
parity	-

decay mode	Keamatan (fizik)
n (neutron emission)	100%

¹¹Li

Nombor jisim	11
nombor neutron	8
Jisim Atom Relatif	11.043723581 ± 0.00000066 Da
g-factor	2.4474 ± 0.00013333333333333
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	8.75 ± 0.06 ms
Spin	3/2
nuclear quadrupole moment	-0.0333 ± 0.0005
tarikh penemuan	1966
parity	-

decay mode	Keamatan (fizik)
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	86.3%
2n (2-neutron emission)	4.1%
3n (3-neutron emission)	1.9%
β⁻α (β⁻-delayed α emission)	1.7%
β⁻ d (β⁻-delayed deuteron emission)	0.013%
β⁻ t (β⁻-delayed triton emission)	0.0093%

¹²Li

Nombor jisim	12
nombor neutron	9
Jisim Atom Relatif	12.052613942 ± 0.000032213 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat
Spin	1
nuclear quadrupole moment
tarikh penemuan	2008
parity	-

decay mode	Keamatan (fizik)
n (neutron emission)

¹³Li

Nombor jisim	13
nombor neutron	10
Jisim Atom Relatif	13.061171503 ± 0.00007515 Da
g-factor
natural abundance
Reputan radioaktif	☢️ radioactive element
setengah hayat	3.3 ± 1.2 zs
Spin	3/2
nuclear quadrupole moment
tarikh penemuan	2008
parity	-

decay mode	Keamatan (fizik)
2n (2-neutron emission)	100%

sejarah

penemu atau pereka	Johann Arfwedson
tempat penemuan	Sweden
tarikh penemuan	1817
Etimologi	Greek: lithos (stone).
sebutan	LITH-i-em (Inggeris)

sumber

Abundance
Abundance in Earth's crust	20 mg/kg
natural abundance (lautan)	0.18 mg/L
natural abundance (Tubuh manusia)	0.000003 %
natural abundance (Meteoroid)	0.00017 %
natural abundance (Matahari)	0.000000006 %
Abundance in Universe	0.0000006 %

Nuclear Screening Constants

1	s	0.3094
2	s	1.7208

Litium on ChemicalAid

Litium (Li)

Sifat Fizikal

Sifat Kimia

other

Isotopes of Lithium

3Li

4Li

5Li

6Li

7Li

8Li

9Li

10Li

11Li

12Li

13Li

sejarah

sumber

Nuclear Screening Constants

³Li

⁴Li

⁵Li

⁶Li

⁷Li

⁸Li

⁹Li

¹⁰Li

¹¹Li

¹²Li

¹³Li