Fluor

Fluor (F)

chemical element with symbol F and atomic number 9
Atomic Number9
Atomic Weight18.998403163
Hejmara baristeyî19
Group17
Period2
Blockp
Proton9 p+
Notron10 n0
Kareva9 e-
Animated Bohr model of F (Fluor)

Physical Property

Atomic Radius
50 pm
molar volume
Covalent Radius
64 pm
Metallic Radius
ionic radius
128,5 pm
Crystal Radius
114,5 pm
Van der Waals radius
147 pm
density
0,001553 g/cm³
Atomic Radii Of The Elements: Fluor0102030405060708090100110120130140150pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

wize
proton affinity
340,1 kJ/mol
electron affinity
3,4011897 eV/particle
ionization energy
17,42282 eV/particle
ionization energy of F (Fluor)
enthalpy of vaporization
6,54 kJ/mol
enthalpy of fusion
0,51 kJ/mol
standard enthalpy of formation
79,335 kJ/mol
Kareva
electron shell2, 7
Bohr model: F (Fluor)
valence electron7
Lewis structure: F (Fluor)
electron configuration[He] 2s2 2p5
1s2 2s2 2p5
Enhanced Bohr model of F (Fluor)
Orbital Diagram of F (Fluor)
oxidation number-1, 0
electronegativity
3.98
Electrophilicity Index
3,865807423136221 eV/particle
fundamental state of matter
phase of matterGas
gaseous state of matterDiatomic
Boiling Point
85,04 K
Melting Point
53,48 K
critical pressure
5,1724 MPa
critical temperature
144,41 K
triple point
53,48 K
90 kPa
appearance
color
Colorless
appearance
refractive index
1,000195
thermodynamic material property
Thermal Conductivity
0,028 W/(m K)
thermal expansion
molar heat capacity
31,304 J/(mol K)
Specific Heat Capacity
0,824 J/(g⋅K)
heat capacity ratio7/5
electrical properties
type
electrical conductivity
electrical resistivity
superconductivity
magnetism
type
magnetic susceptibility (Mass)
magnetic susceptibility (Molar)
magnetic susceptibility (Volume)
magnetic ordering
Germahiya Curie
Néel temperature
pêkhate
Crystal StructureBase Centered Monoclinic (MCL)
lattice constant
Lattice Anglesπ/2, π/2, π/2
mechanical property
hardness
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Leza dengê
classification
CategoryHalogens, Halogens
CAS GroupVIIB
IUPAC GroupVIIA
Glawe Number102
Mendeleev Number106
Pettifor Number102
Geochemical Classsemi-volatile
Goldschmidt classificationlitophile

other

Gas Basicity
315,1 kJ/mol
polarizability
3,74 ± 0,08 a₀
C6 Dispersion Coefficient
9,52 a₀
allotropeDifluorine
Neutron cross section
0,0096
Neutron Mass Absorption
0,00002
quantum number2P3/2
space group15 (C12/c1)

Isotopes of Fluorine

Stable Isotopes1
Unstable Isotopes18
Natural Isotopes1

13F

Hejmara baristeyî13
neutron number4
Giraniya atomê
13,045121 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê
parity+

decay modeintensity
p (proton emission)

14F

Hejmara baristeyî14
neutron number5
Giraniya atomê
14,034315196 ± 0,000044142 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
500 ± 60 ys
spin2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2010
parity-

decay modeintensity
p (proton emission)

15F

Hejmara baristeyî15
neutron number6
Giraniya atomê
15,017785139 ± 0,000015029 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,1 ± 0,3 zs
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1978
parity+

decay modeintensity
p (proton emission)100%

16F

Hejmara baristeyî16
neutron number7
Giraniya atomê
16,011460278 ± 0,000005758 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
21 ± 5 zs
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1964
parity-

decay modeintensity
p (proton emission)100%

17F

Hejmara baristeyî17
neutron number8
Giraniya atomê
17,002095237 ± 0,000000266 Da
g-factor
1,88852 ± 0,00012
natural abundance
radioactivity☢️ radioactive element
half-life
64,37 ± 0,027 s
spin5/2
nuclear quadrupole moment
0,076 ± 0,004
dema îcadkirinê yan keşfê1934
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

18F

Hejmara baristeyî18
neutron number9
Giraniya atomê
18,000937324 ± 0,000000497 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
109,734 ± 0,008 m
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1937
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

19F

Hejmara baristeyî19
neutron number10
Giraniya atomê
18,99840316207 ± 0,00000000088 Da
g-factor
5,256642 ± 0,000008
natural abundance
100
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1920
parity+

20F

Hejmara baristeyî20
neutron number11
Giraniya atomê
19,999981252 ± 0,000000031 Da
g-factor
1,046675 ± 0,000045
natural abundance
radioactivity☢️ radioactive element
half-life
11,0062 ± 0,008 s
spin2
nuclear quadrupole moment
0,056 ± 0,004
dema îcadkirinê yan keşfê1935
parity+

decay modeintensity
β (β decay)100%

21F

Hejmara baristeyî21
neutron number12
Giraniya atomê
20,999948893 ± 0,000001932 Da
g-factor
1,56776 ± 0,00048
natural abundance
radioactivity☢️ radioactive element
half-life
4,158 ± 0,02 s
spin5/2
nuclear quadrupole moment
0,011 ± 0,002
dema îcadkirinê yan keşfê1955
parity+

decay modeintensity
β (β decay)100%

22F

Hejmara baristeyî22
neutron number13
Giraniya atomê
22,002998812 ± 0,00001331 Da
g-factor
0,6736 ± 0,0001
natural abundance
radioactivity☢️ radioactive element
half-life
4,23 ± 0,04 s
spin4
nuclear quadrupole moment
0,003 ± 0,002
dema îcadkirinê yan keşfê1965
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)11%

23F

Hejmara baristeyî23
neutron number14
Giraniya atomê
23,003526875 ± 0,00003577 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,23 ± 0,14 s
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1970
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)14%

24F

Hejmara baristeyî24
neutron number15
Giraniya atomê
24,00809937 ± 0,000104853 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
384 ± 16 ms
spin3
nuclear quadrupole moment
dema îcadkirinê yan keşfê1970
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)5.9%

25F

Hejmara baristeyî25
neutron number16
Giraniya atomê
25,012167727 ± 0,000103535 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
80 ± 9 ms
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1970
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)23.1%
2n (2-neutron emission)

26F

Hejmara baristeyî26
neutron number17
Giraniya atomê
26,020048065 ± 0,000114898 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
8,2 ± 0,9 ms
spin1
nuclear quadrupole moment
dema îcadkirinê yan keşfê1979
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)13.5%
2n (2-neutron emission)

27F

Hejmara baristeyî27
neutron number18
Giraniya atomê
27,026981897 ± 0,000129037 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
5 ± 0,2 ms
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1981
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)77%
2n (2-neutron emission)

28F

Hejmara baristeyî28
neutron number19
Giraniya atomê
28,035860448 ± 0,000129198 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
46 zs
spin4
nuclear quadrupole moment
dema îcadkirinê yan keşfê2012
parity-

decay modeintensity
n (neutron emission)100%

29F

Hejmara baristeyî29
neutron number20
Giraniya atomê
29,043103 ± 0,000564 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,5 ± 0,3 ms
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1989
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)60%
2n (2-neutron emission)

30F

Hejmara baristeyî30
neutron number21
Giraniya atomê
30,052561 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin
nuclear quadrupole moment
dema îcadkirinê yan keşfê
parity

decay modeintensity
n (neutron emission)

31F

Hejmara baristeyî31
neutron number22
Giraniya atomê
31,061023 ± 0,000574 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1999
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Liquid fluorine tighter crop

dîrok

kaşîf an îcadkerHenri Moissan
location of discoveryFrance
dema îcadkirinê yan keşfê1886
BêjenasîLatin: fluere (flow).
pronunciationFLU-eh-reen (îngilîzî)

source

Abundance
Abundance in Earth's crust
585 mg/kg
natural abundance (Okyanûs)
1,3 mg/L
natural abundance (human body)
0,0037 %
natural abundance (meteoroid)
0,0087 %
natural abundance (Roj)
0,00005 %
Abundance in Universe
0,00004 %

Nuclear Screening Constants

1s0.3499
2p3.9
2s3.8724