Kiseonik, ²Kisik

Kiseonik, ²Kisik (O)

hemijski element sa simbolom O i atomskim brojem 8
Atomic Number8
Atomic Weight15.999
Maseni broj16
Group16
Period2
Blockp
Proton8 p+
Neutron8 n0
Elektron8 e-
Animated Bohrov model atoma of O (Kiseonik, ²Kisik)

Physical Property

Atomski Radijus
Molarni volumen
covalent radius
Metallic Radius
Ionski radijus
Crystal Radius
Van der Waalsov radijus
gustoća
Atomic Radii Of The Elements: Kiseonik, ²Kisik0102030405060708090100110120130140150160pmAtomski RadijusCovalent RadiusMetallic RadiusVan der Waalsov radijus

Chemical Property

energija
proton affinity
electron affinity
ionization energy
ionization energy of O (Kiseonik, ²Kisik)
Toplota isparavanja
toplota topljenja
standard enthalpy of formation
Elektron
electron shell2, 6
Bohrov model atoma: O (Kiseonik, ²Kisik)
Valentni elektron6
Lewis structure: O (Kiseonik, ²Kisik)
electron configuration[He] 2s2 2p4
1s2 2s2 2p4
Enhanced Bohrov model atoma of O (Kiseonik, ²Kisik)
Orbital Diagram of O (Kiseonik, ²Kisik)
oksidacijsko stanje-2, -1, 0, 1, 2
Elektronegativnost
3.44
Electrophilicity Index
fundamental state of matter
agregatno stanjeGas
gaseous state of matterDiatomic
Boiling Point
Melting Point
critical pressure
Kritična temperatura
Trojna tačka
appearance
boja
Colorless
appearance
Indeks prelamanja
1,000271
thermodynamic material property
Thermal Conductivity
thermal expansion
molar heat capacity
Specific Heat Capacity
heat capacity ratio7/5
electrical properties
type
Specifična električna provodljivost
electrical resistivity
Superprovodljivost
Magnetizam
typeparamagnetic
magnetic susceptibility (Mass)
0,000001335 m³/Kg
magnetic susceptibility (Molar)
0,0000000427184 m³/mol
magnetic susceptibility (Volume)
0,00000190772
magnetic ordering
Kirijeva tačka
Néel temperature
struktura
Crystal StructureBase Centered Monoclinic (CUB)
lattice constant
Lattice Anglesπ/2, 2.313085, π/2
mechanical property
Tvrdoća
bulk modulus
shear modulus
Young's modulus
Poisson's ratio
Brzina zvuka
klasifikacija
CategoryOther nonmetals, Nonmetals
CAS GroupVIB
IUPAC GroupVIA
Glawe Number97
Mendeleev Number99
Pettifor Number101
Geochemical Classmajor
Goldschmidt classificationlitophile

other

Gas Basicity
polarizability
C6 Dispersion Coefficient
allotropeDioxygen, Ozone, Tetraoxygen
Neutron cross section
0,00028
Neutron Mass Absorption
0,000001
Kvantni brojevi3P2
space group12 (C12/m1)

Isotopes of Oxygen

Stable Isotopes3
Unstable Isotopes15
Natural Isotopes3
Isotopic Composition1699.76%1699.76%170.04%170.04%180.20%180.20%

11O

Maseni broj11
broj neutrona3
Relative Atomic Mass
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
198 ± 12 ys
spin3/2
nuclear quadrupole moment
datum otkrića2019
parity-

decay modeintensity
2p (2-proton emission)100%

12O

Maseni broj12
broj neutrona4
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
8,9 ± 3,3 zs
spin0
nuclear quadrupole moment
0
datum otkrića1978
parity+

decay modeintensity
2p (2-proton emission)100%

13O

Maseni broj13
broj neutrona5
Relative Atomic Mass
g-factor
0,92613333333333 ± 0,0002
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
8,58 ± 0,05 ms
spin3/2
nuclear quadrupole moment
0,0111 ± 0,0008
datum otkrića1963
parity-

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)10.9%

14O

Maseni broj14
broj neutrona6
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
70,621 ± 0,011 s
spin0
nuclear quadrupole moment
0
datum otkrića1949
parity+

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

15O

Maseni broj15
broj neutrona7
Relative Atomic Mass
g-factor
1,43816 ± 0,00024
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
122,266 ± 0,043 s
spin1/2
nuclear quadrupole moment
0
datum otkrića1934
parity-

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

16O

Maseni broj16
broj neutrona8
Relative Atomic Mass
g-factor
0
natural abundance
99,757 ± 0,011
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
datum otkrića1919
parity+

17O

Maseni broj17
broj neutrona9
Relative Atomic Mass
g-factor
-0,7574172 ± 0,000004
natural abundance
0,03835 ± 0,00096
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin5/2
nuclear quadrupole moment
datum otkrića1925
parity+

18O

Maseni broj18
broj neutrona10
Relative Atomic Mass
g-factor
0
natural abundance
0,2045 ± 0,0102
Radioaktivnoststable isotope
Vrijeme poluraspadaNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
datum otkrića1929
parity+

19O

Maseni broj19
broj neutrona11
Relative Atomic Mass
g-factor
0,612952 ± 0,000028
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
26,47 ± 0,006 s
spin5/2
nuclear quadrupole moment
0,00362 ± 0,00013
datum otkrića1936
parity+

decay modeintensity
β (β decay)100%

20O

Maseni broj20
broj neutrona12
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
13,51 ± 0,05 s
spin0
nuclear quadrupole moment
0
datum otkrića1959
parity+

decay modeintensity
β (β decay)100%

21O

Maseni broj21
broj neutrona13
Relative Atomic Mass
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
3,42 ± 0,1 s
spin5/2
nuclear quadrupole moment
datum otkrića1968
parity+

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

22O

Maseni broj22
broj neutrona14
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
2,25 ± 0,09 s
spin0
nuclear quadrupole moment
0
datum otkrića1969
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)22%

23O

Maseni broj23
broj neutrona15
Relative Atomic Mass
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
97 ± 8 ms
spin1/2
nuclear quadrupole moment
0
datum otkrića1970
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)7%

24O

Maseni broj24
broj neutrona16
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
77,4 ± 4,5 ms
spin0
nuclear quadrupole moment
0
datum otkrića1970
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)43%

25O

Maseni broj25
broj neutrona17
Relative Atomic Mass
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
5,18 ± 0,35 zs
spin3/2
nuclear quadrupole moment
datum otkrića2008
parity+

decay modeintensity
n (neutron emission)100%

26O

Maseni broj26
broj neutrona18
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
4,2 ± 3,3 ps
spin0
nuclear quadrupole moment
0
datum otkrića2012
parity+

decay modeintensity
2n (2-neutron emission)100%

27O

Maseni broj27
broj neutrona19
Relative Atomic Mass
g-factor
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin3/2
nuclear quadrupole moment
datum otkrića
parity+

decay modeintensity
n (neutron emission)
2n (2-neutron emission)

28O

Maseni broj28
broj neutrona20
Relative Atomic Mass
g-factor
0
natural abundance
Radioaktivnost☢️ radioactive element
Vrijeme poluraspada
spin0
nuclear quadrupole moment
0
datum otkrića
parity+

decay modeintensity
2n (2-neutron emission)
β (β decay)0%
Liquid oxygen in a beaker 4
8 oxygen (O) Bohr model

historija

otkrivač ili izumiteljJoseph Priestly, Carl Wilhelm Scheele
mjesto otkrićaEngland/Sweden
datum otkrića1774
EtimologijaGreek: oxys and genes, (acid former).
pronunciationOK-si-jen (engleski)

izvor

Abundance
Abundance in Earth's crust
natural abundance (okean)
natural abundance (ljudsko tijelo)
61 %
natural abundance (Meteoroidi)
40 %
natural abundance (Sunce)
0,9 %
Abundance in Universe
1 %

Nuclear Screening Constants

1s0.3421
2p3.5468
2s3.5084