Fluor

Fluor (F)

grundämne
Atomnummer9
Atommassa18.998403163
masstal19
Grupp17
Period2
Blockp
Protoner9 p+
Neutroner10 n0
Electrons9 e-
Animated Bohrs atommodell of F (Fluor)

Egenskaper

fysisk egenskap
atomradie
50 pm
molvolym
17,1 cm³/mol
kovalent radie
64 pm
Metallic Radius
ionic radius
128,5 pm
Crystal Radius
114,5 pm
Van der Waalsradie
147 pm
densitet
0,001553 g/cm³
energi
proton affinity
340,1 kJ/mol
Elektronaffinitet
3,4011897 eV/particle
joniseringsenergi
17,42282 eV/particle
joniseringsenergi of F (Fluor)
ångbildningsvärme
6,54 kJ/mol
smältvärme
0,51 kJ/mol
Bildningsentalpi
79,335 kJ/mol
Electrons
electron shell2, 7
Bohrs atommodell: F (Fluor)
valenselektron7
Elektronformel: F (Fluor)
elektronkonfiguration[He] 2s2 2p5
Enhanced Bohrs atommodell of F (Fluor)
Orbital Diagram of F (Fluor)
oxidationstal-1, 0
elektronegativitet
3.98
Electrophilicity
3,865807423136221 eV/particle
Phases
aggregationstillståndGasformig
Gas PhaseDiatomic
Kokpunkt
85,04 K
Smältpunkt
53,48 K
critical pressure
5,1724 MPa
critical temperature
144,41 K
trippelpunkt
53,48 K
90 kPa
Visual
färg
Färglös
appearance
Brytningsindex
1,000195
materialegenskap
Värmeledningsförmåga
0,028 W/(m K)
termisk expansion
molar heat capacity
31,304 J/(mol K)
Specifik värmekapacitet
0,824 J/(g⋅K)
heat capacity ratio7/5
electrical properties
type
elektrisk konduktivitet
resistivitet
supraledare
magnetism
type
magnetisk susceptibilitet (Mass)
magnetisk susceptibilitet (Molar)
magnetisk susceptibilitet (Volume)
magnetic ordering
Curiepunkten
Néel temperature
Structure
KristallstrukturBascentrerat monoklint (MCL)
Gitterkonstant
Lattice Anglesπ/2, π/2, π/2
mekanisk materialegenskap
hårdhet
Kompressibilitet
skjuvmodul
Young's modulus
Poissons konstant
ljudhastighet
klassificering
KategoriHalogener, Halogens
CAS GroupVIIB
IUPAC GroupVIIA
Glawe Number102
Mendeleev Number106
Pettifor Number102
Geochemical Classsemi-volatile
Goldschmidt classificationlitophile
övrigt
Gas Basicity
315,1 kJ/mol
Dipole Polarizability
3,74 ± 0,08 a₀
C6 Dispersion Coefficient
9,52 a₀
AllotropesDifluorine
Träffyta
0,0096
Neutron Mass Absorption
0,00002
kvanttal2P3/2
rymdgrupp15 (C12/c1)

Fluorisotoper

Stabila isotoper1
Instabila isotoper18
Radioactive Isotopes16

13F

natural abundance
relative atomic mass
13,045121 ± 0,000537 Da
masstal13
g-factor
Halveringstid
Spinn1/2
nuclear quadrupole moment
0
upptäcktsdatum
Paritet+
13F Decay Modes
decay modeIntensitet
p (proton emission)%

14F

natural abundanceRadioactive ☢️
relative atomic mass
14,034315196 ± 0,000044142 Da
masstal14
g-factor
Halveringstid
500 ± 60 ys
Spinn2
nuclear quadrupole moment
upptäcktsdatum2010
Paritet-
14F Decay Modes
decay modeIntensitet
p (proton emission)%

15F

natural abundanceRadioactive ☢️
relative atomic mass
15,017785139 ± 0,000015029 Da
masstal15
g-factor
Halveringstid
1,1 ± 0,3 zs
Spinn1/2
nuclear quadrupole moment
0
upptäcktsdatum1978
Paritet+
15F Decay Modes
decay modeIntensitet
p (proton emission)100%

16F

natural abundanceRadioactive ☢️
relative atomic mass
16,011460278 ± 0,000005758 Da
masstal16
g-factor
0
Halveringstid
21 ± 5 zs
Spinn0
nuclear quadrupole moment
0
upptäcktsdatum1964
Paritet-
16F Decay Modes
decay modeIntensitet
p (proton emission)100%

17F

natural abundanceRadioactive ☢️
relative atomic mass
17,002095237 ± 0,000000266 Da
masstal17
g-factor
1,88852 ± 0,00012
Halveringstid
64,37 ± 0,027 s
Spinn5/2
nuclear quadrupole moment
0,076 ± 0,004
upptäcktsdatum1934
Paritet+
17F Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

18F

natural abundanceRadioactive ☢️
relative atomic mass
18,000937324 ± 0,000000497 Da
masstal18
g-factor
Halveringstid
109,734 ± 0,008 m
Spinn1
nuclear quadrupole moment
upptäcktsdatum1937
Paritet+
18F Decay Modes
decay modeIntensitet
β+ (β+ decay; β+ = ϵ + e+)100%

19F

natural abundance
100
relative atomic mass
18,99840316207 ± 0,00000000088 Da
masstal19
g-factor
5,256642 ± 0,000008
Halveringstid
Spinn1/2
nuclear quadrupole moment
0
upptäcktsdatum1920
Paritet+

20F

natural abundanceRadioactive ☢️
relative atomic mass
19,999981252 ± 0,000000031 Da
masstal20
g-factor
1,046675 ± 0,000045
Halveringstid
11,0062 ± 0,008 s
Spinn2
nuclear quadrupole moment
0,056 ± 0,004
upptäcktsdatum1935
Paritet+
20F Decay Modes
decay modeIntensitet
β− (β− decay)100%

21F

natural abundanceRadioactive ☢️
relative atomic mass
20,999948893 ± 0,000001932 Da
masstal21
g-factor
1,56776 ± 0,00048
Halveringstid
4,158 ± 0,02 s
Spinn5/2
nuclear quadrupole moment
0,011 ± 0,002
upptäcktsdatum1955
Paritet+
21F Decay Modes
decay modeIntensitet
β− (β− decay)100%

22F

natural abundanceRadioactive ☢️
relative atomic mass
22,002998812 ± 0,00001331 Da
masstal22
g-factor
0,6736 ± 0,0001
Halveringstid
4,23 ± 0,04 s
Spinn4
nuclear quadrupole moment
0,003 ± 0,002
upptäcktsdatum1965
Paritet+
22F Decay Modes
decay modeIntensitet
β− (β− decay)100%
β− n (β−-delayed neutron emission)11%

23F

natural abundanceRadioactive ☢️
relative atomic mass
23,003526875 ± 0,00003577 Da
masstal23
g-factor
Halveringstid
2,23 ± 0,14 s
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1970
Paritet+
23F Decay Modes
decay modeIntensitet
β− (β− decay)100%
β− n (β−-delayed neutron emission)14%

24F

natural abundanceRadioactive ☢️
relative atomic mass
24,00809937 ± 0,000104853 Da
masstal24
g-factor
Halveringstid
384 ± 16 ms
Spinn3
nuclear quadrupole moment
upptäcktsdatum1970
Paritet+
24F Decay Modes
decay modeIntensitet
β− (β− decay)100%
β− n (β−-delayed neutron emission)5.9%

25F

natural abundanceRadioactive ☢️
relative atomic mass
25,012167727 ± 0,000103535 Da
masstal25
g-factor
Halveringstid
80 ± 9 ms
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1970
Paritet+
25F Decay Modes
decay modeIntensitet
β− (β− decay)100%
β− n (β−-delayed neutron emission)23.1%
2n (2-neutron emission)%

26F

natural abundanceRadioactive ☢️
relative atomic mass
26,020048065 ± 0,000114898 Da
masstal26
g-factor
Halveringstid
8,2 ± 0,9 ms
Spinn1
nuclear quadrupole moment
upptäcktsdatum1979
Paritet+
26F Decay Modes
decay modeIntensitet
β− (β− decay)100%
β− n (β−-delayed neutron emission)13.5%
2n (2-neutron emission)%

27F

natural abundanceRadioactive ☢️
relative atomic mass
27,026981897 ± 0,000129037 Da
masstal27
g-factor
Halveringstid
5 ± 0,2 ms
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1981
Paritet+
27F Decay Modes
decay modeIntensitet
β− (β− decay)100%
β− n (β−-delayed neutron emission)77%
2n (2-neutron emission)%

28F

natural abundanceRadioactive ☢️
relative atomic mass
28,035860448 ± 0,000129198 Da
masstal28
g-factor
Halveringstid
46 zs
Spinn4
nuclear quadrupole moment
upptäcktsdatum2012
Paritet-
28F Decay Modes
decay modeIntensitet
n (neutron emission)100%

29F

natural abundanceRadioactive ☢️
relative atomic mass
29,043103 ± 0,000564 Da
masstal29
g-factor
Halveringstid
2,5 ± 0,3 ms
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1989
Paritet+
29F Decay Modes
decay modeIntensitet
β− (β− decay)100%
β− n (β−-delayed neutron emission)60%
2n (2-neutron emission)%

30F

natural abundance
relative atomic mass
30,052561 ± 0,000537 Da
masstal30
g-factor
Halveringstid
Spinn
nuclear quadrupole moment
upptäcktsdatum
Paritet
30F Decay Modes
decay modeIntensitet
n (neutron emission)%

31F

natural abundanceRadioactive ☢️
relative atomic mass
31,061023 ± 0,000574 Da
masstal31
g-factor
Halveringstid
Spinn5/2
nuclear quadrupole moment
upptäcktsdatum1999
Paritet+
31F Decay Modes
decay modeIntensitet
β− (β− decay)%
β− n (β−-delayed neutron emission)%
2n (2-neutron emission)%
Liquid fluorine tighter crop

historia

upptäckare eller uppfinnareHenri Moissan
fyndplatsFrance
upptäcktsdatum1886
etymologiLatin: fluere (flow).
uttalFLU-eh-reen (engelska)

Sources

Förekomst
Abundance in Earth's crust
585 mg/kg
Abundance in Oceans
1,3 mg/L
Abundance in Human Body
0,0037 %
Abundance in Meteor
0,0087 %
Abundance in Sun
0,00005 %
Abundance in Universe
0,00004 %

Nuclear Screening Constants

1s0.3499
2p3.9
2s3.8724
Fluor on ChemicalAid