| Atomic Number | 18 |
|---|---|
| Atomic Weight | 39.948 |
| masa-zenbaki | 40 |
| Group | 18 |
|---|---|
| Period | 3 |
| Block | p |
| protoi | 18 p+ |
|---|---|
| neutroi | 22 n0 |
| elektroi | 18 e- |
| Erradio Atomiko | |
|---|---|
| bolumen molar | |
| Erradio Kobalente | |
| Metallic Radius | |
| Erradio ioniko | |
| Crystal Radius | |
| Van der Waalsen erradio | |
| dentsitatea |
| energia | |
|---|---|
| proton affinity | |
| Afinitate elektroniko | |
| ionizazio energia | |
| Irakite-entalpia | |
| urtze-entalpia | |
| formazio entalpia estandarra | |
| elektroi | |
| elektroi geruza | 2, 8, 8 |
| balentzia-elektroi | 8 ⓘ |
| electron configuration | [Ne] 3s2 3p6ⓘ 1s2 2s2 2p6 3s2 3p6 |
| Oxidazio-egoera | 0 |
| Elektronegatibotasun | |
| Electrophilicity Index | |
| materiaren funtsezko egoera | |
| materiaren egoera | {ERROR}|
| materiaren egoera gaseoso | Monoatomic |
| Boiling Point | |
| Melting Point | |
| critical pressure | |
| critical temperature | |
| Puntu hirukoitz | |
| appearance | |
| kolore | Black
|
| appearance | colorless gas exhibiting a lilac/violet glow when placed in a high voltage electric field |
| errefrakzio-indize | 1,000281
|
| thermodynamic material property | |
| Thermal Conductivity | |
| Bero-dilatazio | |
| molar heat capacity | |
| Specific Heat Capacity | |
| indize adiabatiko | 5/3 |
| electrical properties | |
| type | |
| Eroankortasun elektriko | |
| Erresistibitate elektriko | |
| Supereroankortasun | |
| Magnetismo | |
| type | diamagnetic |
| suszeptibilitate magnetiko (Mass) | −0,000000006 m³/Kg
|
| suszeptibilitate magnetiko (Molar) | −0,00000000024 m³/mol
|
| suszeptibilitate magnetiko (Volume) | −0,0000000107
|
| magnetic ordering | |
| Curieren tenperatura | |
| Néel temperature | |
| egitura | |
| Crystal Structure | {ERROR} |
| lattice constant | |
| Lattice Angles | π/2, π/2, π/2 |
| materialen propietate mekaniko | |
| Gogortasun | |
| konprimagarritasun-modulu | |
| Zizaila modulua | |
| Youngen modulu | |
| Poissonen modulu | |
| Soinuaren lastertasun | |
| classification | |
| Category | Actinides, Noble gases |
| CAS Group | VIII |
| IUPAC Group | VIIIA |
| Glawe Number | 3 |
| Mendeleev Number | 114 |
| Pettifor Number | 3 |
| Geochemical Class | volatile |
| Goldschmidt classification | atmophile |
| Gas Basicity | |
|---|---|
| polarizability | |
| C6 Dispersion Coefficient | |
| allotrope | |
| Neutron cross section | 0,66
|
| Neutron Mass Absorption | 0,00059
|
| zenbaki kuantiko | 1S0 |
| talde espazial | 225 (Fm_3m) |
| Stable Isotopes | 2 |
|---|---|
| Unstable Isotopes | 24 |
| Natural Isotopes | 3 |
| masa-zenbaki | 29 |
|---|---|
| neutron number | 11 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | |
| spin | 5/2 |
| nuclear quadrupole moment | |
| aurkikuntza-data | 2018 |
| parity | + |
| decay mode | intensity |
|---|---|
| 2p (2-proton emission) | 100% |
| masa-zenbaki | 30 |
|---|---|
| neutron number | 12 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 2015 |
| parity | + |
| decay mode | intensity |
|---|---|
| 2p (2-proton emission) | 100% |
| masa-zenbaki | 31 |
|---|---|
| neutron number | 13 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 15 ± 0,3 ms
|
| spin | 5/2 |
| nuclear quadrupole moment | |
| aurkikuntza-data | 1986 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 68.3% |
| 2p (2-proton emission) | 9% |
| B+pA | 0.38% |
| 3p | 0.07% |
| β+α (β+-delayed α emission) | 0.03% |
| 2p (2-proton emission) | 0.0006% |
| masa-zenbaki | 32 |
|---|---|
| neutron number | 14 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 98 ± 2 ms
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1977 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 35.58% |
| masa-zenbaki | 33 |
|---|---|
| neutron number | 15 |
| Atomo-Masa Erlatibo | |
| g-factor | −1,446 ± 0,012
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 173 ± 2 ms
|
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1964 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 38.7% |
| masa-zenbaki | 34 |
|---|---|
| neutron number | 16 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 846,46 ± 0,35 ms
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1966 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masa-zenbaki | 35 |
|---|---|
| neutron number | 17 |
| Atomo-Masa Erlatibo | |
| g-factor | 0,42133333333333 ± 0,00013333333333333
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 1,7756 ± 0,001 s
|
| spin | 3/2 |
| nuclear quadrupole moment | −0,084 ± 0,015
|
| aurkikuntza-data | 1940 |
| parity | + |
| decay mode | intensity |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| masa-zenbaki | 36 |
|---|---|
| neutron number | 18 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | 0,3336 ± 0,021
|
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1920 |
| parity | + |
| decay mode | intensity |
|---|---|
| 2β+ (double β+ decay) |
| masa-zenbaki | 37 |
|---|---|
| neutron number | 19 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 35,011 ± 0,019 d
|
| spin | 3/2 |
| nuclear quadrupole moment | 0,076 ± 0,003
|
| aurkikuntza-data | 1941 |
| parity | + |
| decay mode | intensity |
|---|---|
| ϵ (electron capture) | 100% |
| masa-zenbaki | 38 |
|---|---|
| neutron number | 20 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | 0,0629 ± 0,007
|
| desintegrazio erradioaktibo | isotopo egonkor |
| Semidesintegrazio-periodo | Not Radioactive ☢️ |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1934 |
| parity | + |
| masa-zenbaki | 39 |
|---|---|
| neutron number | 21 |
| Atomo-Masa Erlatibo | |
| g-factor | −0,45428571428571 ± 0,0042857142857143
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 268 ± 8 y
|
| spin | 7/2 |
| nuclear quadrupole moment | −0,116 ± 0,002
|
| aurkikuntza-data | 1950 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| masa-zenbaki | 40 |
|---|---|
| neutron number | 22 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | 99,6035 ± 0,025
|
| desintegrazio erradioaktibo | isotopo egonkor |
| Semidesintegrazio-periodo | Not Radioactive ☢️ |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1920 |
| parity | + |
| masa-zenbaki | 41 |
|---|---|
| neutron number | 23 |
| Atomo-Masa Erlatibo | |
| g-factor | −0,37428571428571 ± 0,0022857142857143
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 109,61 ± 0,04 m
|
| spin | 7/2 |
| nuclear quadrupole moment | −0,042 ± 0,004
|
| aurkikuntza-data | 1936 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| masa-zenbaki | 42 |
|---|---|
| neutron number | 24 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 32,9 ± 1,1 y
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1952 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| masa-zenbaki | 43 |
|---|---|
| neutron number | 25 |
| Atomo-Masa Erlatibo | |
| g-factor | −0,4088 ± 0,0024
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 5,37 ± 0,06 m
|
| spin | 5/2 |
| nuclear quadrupole moment | 0,142 ± 0,014
|
| aurkikuntza-data | 1969 |
| parity |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| masa-zenbaki | 44 |
|---|---|
| neutron number | 26 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 11,87 ± 0,05 m
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1969 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| masa-zenbaki | 45 |
|---|---|
| neutron number | 27 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 21,48 ± 0,15 s
|
| spin | 5/2 |
| nuclear quadrupole moment | |
| aurkikuntza-data | 1974 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| masa-zenbaki | 46 |
|---|---|
| neutron number | 28 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 8,4 ± 0,6 s
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1974 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| masa-zenbaki | 47 |
|---|---|
| neutron number | 29 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 1,23 ± 0,03 s
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| aurkikuntza-data | 1985 |
| parity |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 0.2% |
| masa-zenbaki | 48 |
|---|---|
| neutron number | 30 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 415 ± 15 ms
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 2004 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 38% |
| masa-zenbaki | 49 |
|---|---|
| neutron number | 31 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 236 ± 8 ms
|
| spin | 3/2 |
| nuclear quadrupole moment | |
| aurkikuntza-data | 1989 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 29% |
| 2n (2-neutron emission) |
| masa-zenbaki | 50 |
|---|---|
| neutron number | 32 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | 106 ± 6 ms
|
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1989 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 37% |
| 2n (2-neutron emission) |
| masa-zenbaki | 51 |
|---|---|
| neutron number | 33 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | |
| spin | 1/2 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 1989 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| masa-zenbaki | 52 |
|---|---|
| neutron number | 34 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 2009 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| masa-zenbaki | 53 |
|---|---|
| neutron number | 35 |
| Atomo-Masa Erlatibo | |
| g-factor | |
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | |
| spin | 5/2 |
| nuclear quadrupole moment | |
| aurkikuntza-data | 2009 |
| parity | - |
| decay mode | intensity |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| masa-zenbaki | 54 |
|---|---|
| neutron number | 36 |
| Atomo-Masa Erlatibo | |
| g-factor | 0
|
| natural abundance | |
| desintegrazio erradioaktibo | ☢️ radioactive element |
| Semidesintegrazio-periodo | |
| spin | 0 |
| nuclear quadrupole moment | 0
|
| aurkikuntza-data | 2018 |
| parity | + |
| decay mode | intensity |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| aurkitzailea edo asmatzailea | Sir William Ramsey, Baron Rayleigh |
|---|---|
| aurkikuntzaren lekua | Scotland |
| aurkikuntza-data | 1894 |
| etimologia | Greek: argos (inactive). |
| pronunciation | AR-gon (ingelesa) |
| 1 | s | 0.4925 |
| 2 | p | 3.9918 |
| 2 | s | 5.7696 |
| 3 | p | 11.2359 |
| 3 | s | 10.2432 |