| Nomor atom | 18 |
|---|---|
| Massa atom | 39.948 |
| Nomor massa | 40 |
| Golongan | 18 |
|---|---|
| Periode | 3 |
| Blok | p |
| Proton | 18 p+ |
|---|---|
| Neutron | 22 n0 |
| Elektron | 18 e- |
| Jari-Jari Atom | |
|---|---|
| Volume molar | |
| Jari-jari kovalen | |
| Metallic Radius | |
| Jari-jari ion | |
| Crystal Radius | |
| Jari-jari van der Waals | |
| kepadatan |
| Energi | |
|---|---|
| proton affinity | |
| Afinitas elektron | |
| Energi ionisasi | |
| Panas penguapan | |
| kalor peleburan | |
| Perubahan entalpi pembentukan standar | |
| Elektron | |
| kelopak elektron | 2, 8, 8 |
| Elektron valensi | 8 ⓘ |
| konfigurasi elektron | [Ne] 3s2 3p6ⓘ 1s2 2s2 2p6 3s2 3p6 |
| bilangan oksidasi | 0 |
| elektronegativitas | |
| Electrophilicity Index | |
| kondisi dasar materi | |
| fase zat | {ERROR}|
| gaseous state of matter | Monoatomic |
| Titik didih | |
| Titik lebur | |
| critical pressure | |
| critical temperature | |
| Titik tripel | |
| appearance | |
| warna | Hitam
|
| appearance | colorless gas exhibiting a lilac/violet glow when placed in a high voltage electric field |
| Indeks bias | 1,000281
|
| thermodynamic material property | |
| Kondusivitas termal | |
| Pemuaian | |
| molar heat capacity | |
| Kapasitas kalor molar | |
| heat capacity ratio | 5/3 |
| electrical properties | |
| tipe | |
| konduktivitas listrik | |
| resistivitas listrik | |
| superkonduktivitas | |
| magnetisme | |
| tipe | diamagnetic |
| Suseptibilitas magnetik batuan (Mass) | -0,000000006 m³/Kg
|
| Suseptibilitas magnetik batuan (Molar) | -0,00000000024 m³/mol
|
| Suseptibilitas magnetik batuan (Volume) | -0,0000000107
|
| magnetic ordering | |
| Curie temperature | |
| Néel temperature | |
| struktur | |
| Struktur kristal | {ERROR} |
| Konstanta kisi | |
| Lattice Angles | π/2, π/2, π/2 |
| mechanical property | |
| Kekerasan | |
| Modulus kompresi | |
| Modulus geser | |
| modulus Young | |
| Rasio Poisson | |
| kecepatan suara | |
| klasifikasi | |
| Kategori | Aktinida, Noble gases |
| CAS Group | VIII |
| IUPAC Group | VIIIA |
| Glawe Number | 3 |
| Mendeleev Number | 114 |
| Pettifor Number | 3 |
| Geochemical Class | volatile |
| Klasifikasi Goldschmidt | atmophile |
| Gas Basicity | |
|---|---|
| polarizability | |
| C6 Dispersion Coefficient | |
| allotrope | |
| neutron cross section | 0,66
|
| Neutron Mass Absorption | 0,00059
|
| Bilangan kuantum | 1S0 |
| Grup ruang | 225 (Fm_3m) |
| Isotop stabil | 2 |
|---|---|
| Isotop tidak stabil | 24 |
| Natural Isotopes | 3 |
| Nomor massa | 29 |
|---|---|
| nomor neutron | 11 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 2018 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| 2p (2-proton emission) | 100% |
| Nomor massa | 30 |
|---|---|
| nomor neutron | 12 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 2015 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| 2p (2-proton emission) | 100% |
| Nomor massa | 31 |
|---|---|
| nomor neutron | 13 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 15 ± 0,3 ms
|
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1986 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| 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% |
| Nomor massa | 32 |
|---|---|
| nomor neutron | 14 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 98 ± 2 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1977 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 35.58% |
| Nomor massa | 33 |
|---|---|
| nomor neutron | 15 |
| bobot atom | |
| g-factor | -1,446 ± 0,012
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 173 ± 2 ms
|
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1964 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+ p (β+-delayed proton emission) | 38.7% |
| Nomor massa | 34 |
|---|---|
| nomor neutron | 16 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 846,46 ± 0,35 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1966 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 35 |
|---|---|
| nomor neutron | 17 |
| bobot atom | |
| g-factor | 0,42133333333333 ± 0,00013333333333333
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,7756 ± 0,001 s
|
| Spin | 3/2 |
| nuclear quadrupole moment | -0,084 ± 0,015
|
| tanggal penemuan | 1940 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 36 |
|---|---|
| nomor neutron | 18 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | 0,3336 ± 0,021
|
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1920 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| 2β+ (double β+ decay) |
| Nomor massa | 37 |
|---|---|
| nomor neutron | 19 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 35,011 ± 0,019 d
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,076 ± 0,003
|
| tanggal penemuan | 1941 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| ϵ (electron capture) | 100% |
| Nomor massa | 38 |
|---|---|
| nomor neutron | 20 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | 0,0629 ± 0,007
|
| peluruhan radioaktif | isotop stabil |
| Waktu paruh | Not Radioactive ☢️ |
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1934 |
| parity | + |
| Nomor massa | 39 |
|---|---|
| nomor neutron | 21 |
| bobot atom | |
| g-factor | -0,45428571428571 ± 0,0042857142857143
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 268 ± 8 y
|
| Spin | 7/2 |
| nuclear quadrupole moment | -0,116 ± 0,002
|
| tanggal penemuan | 1950 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 40 |
|---|---|
| nomor neutron | 22 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | 99,6035 ± 0,025
|
| peluruhan radioaktif | isotop stabil |
| Waktu paruh | Not Radioactive ☢️ |
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1920 |
| parity | + |
| Nomor massa | 41 |
|---|---|
| nomor neutron | 23 |
| bobot atom | |
| g-factor | -0,37428571428571 ± 0,0022857142857143
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 109,61 ± 0,04 m
|
| Spin | 7/2 |
| nuclear quadrupole moment | -0,042 ± 0,004
|
| tanggal penemuan | 1936 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 42 |
|---|---|
| nomor neutron | 24 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 32,9 ± 1,1 y
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1952 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 43 |
|---|---|
| nomor neutron | 25 |
| bobot atom | |
| g-factor | -0,4088 ± 0,0024
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 5,37 ± 0,06 m
|
| Spin | 5/2 |
| nuclear quadrupole moment | 0,142 ± 0,014
|
| tanggal penemuan | 1969 |
| parity |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 44 |
|---|---|
| nomor neutron | 26 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 11,87 ± 0,05 m
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1969 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 45 |
|---|---|
| nomor neutron | 27 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 21,48 ± 0,15 s
|
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1974 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 46 |
|---|---|
| nomor neutron | 28 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 8,4 ± 0,6 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1974 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 47 |
|---|---|
| nomor neutron | 29 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,23 ± 0,03 s
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1985 |
| parity |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 0.2% |
| Nomor massa | 48 |
|---|---|
| nomor neutron | 30 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 415 ± 15 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 2004 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 38% |
| Nomor massa | 49 |
|---|---|
| nomor neutron | 31 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 236 ± 8 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1989 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 29% |
| 2n (2-neutron emission) |
| Nomor massa | 50 |
|---|---|
| nomor neutron | 32 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 106 ± 6 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1989 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 37% |
| 2n (2-neutron emission) |
| Nomor massa | 51 |
|---|---|
| nomor neutron | 33 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1989 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| Nomor massa | 52 |
|---|---|
| nomor neutron | 34 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 2009 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| Nomor massa | 53 |
|---|---|
| nomor neutron | 35 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 2009 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| Nomor massa | 54 |
|---|---|
| nomor neutron | 36 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 2018 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| penemu atau pencipta | Sir William Ramsey, Baron Rayleigh |
|---|---|
| tempat penemuan | Scotland |
| tanggal penemuan | 1894 |
| etimologi | Greek: argos (inactive). |
| pelafalan | AR-gon (Inggris) |
| 1 | s | 0.4925 |
| 2 | p | 3.9918 |
| 2 | s | 5.7696 |
| 3 | p | 11.2359 |
| 3 | s | 10.2432 |