Nomor atom | 34 |
---|---|
Massa atom | 78.971 |
Nomor massa | 80 |
Golongan | 16 |
---|---|
Periode | 4 |
Blok | p |
Proton | 34 p+ |
---|---|
Neutron | 46 n0 |
Elektron | 34 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, 18, 6 |
Elektron valensi | 6 ⓘ |
konfigurasi elektron | [Ar] 3d10 4s2 4p4ⓘ 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p4 |
bilangan oksidasi | -2, -1, 0, 1, 2, 3, 4, 5, 6 |
elektronegativitas | 2.55
|
Electrophilicity Index | |
kondisi dasar materi | |
fase zat | Solid |
gaseous state of matter | |
Titik didih | |
Titik lebur | |
critical pressure | |
critical temperature | |
Titik tripel | |
appearance | |
warna | Abu-abu
|
appearance | black, red, and gray (not pictured) allotropes |
Indeks bias | 1,000895
|
thermodynamic material property | |
Kondusivitas termal | |
Pemuaian | |
molar heat capacity | |
Kapasitas kalor molar | |
heat capacity ratio | |
electrical properties | |
tipe | |
konduktivitas listrik | |
resistivitas listrik | |
superkonduktivitas | |
magnetisme | |
tipe | diamagnetic |
Suseptibilitas magnetik batuan (Mass) | -0,000000004 m³/Kg
|
Suseptibilitas magnetik batuan (Molar) | -0,000000000316 m³/mol
|
Suseptibilitas magnetik batuan (Volume) | -0,0000193
|
magnetic ordering | |
Curie temperature | |
Néel temperature | |
struktur | |
Struktur kristal | Monoklinik Sederhana (HEX) |
Konstanta kisi | |
Lattice Angles | π/2, 1.58493, π/2 |
mechanical property | |
Kekerasan | |
Modulus kompresi | |
Modulus geser | |
modulus Young | |
Rasio Poisson | 0,33
|
kecepatan suara | |
klasifikasi | |
Kategori | Nonlogam lainnya, Nonmetals |
CAS Group | VIB |
IUPAC Group | VIA |
Glawe Number | 95 |
Mendeleev Number | 101 |
Pettifor Number | 93 |
Geochemical Class | semi-volatile |
Klasifikasi Goldschmidt | chalcophile |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | Amorphous Red Selenium, Amorphous Black Selenium, Monoclinic Selenium, Hexagonal Selenium |
neutron cross section | 11,7
|
Neutron Mass Absorption | 0,0056
|
Bilangan kuantum | 3P2 |
Grup ruang | 14 (P121/c1) |
Isotop stabil | 3 |
---|---|
Isotop tidak stabil | 30 |
Natural Isotopes | 6 |
Nomor massa | 63 |
---|---|
nomor neutron | 29 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 13,2 ± 3,9 ms
|
Spin | 3/2 |
nuclear quadrupole moment | |
tanggal penemuan | 2016 |
parity | - |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 89% |
2p (2-proton emission) | 0.5% |
Nomor massa | 64 |
---|---|
nomor neutron | 30 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 22,6 ± 0,2 ms
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 2005 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | |
β+ p (β+-delayed proton emission) |
Nomor massa | 65 |
---|---|
nomor neutron | 31 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 34,2 ± 0,7 ms
|
Spin | 3/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1993 |
parity | - |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 87% |
Nomor massa | 66 |
---|---|
nomor neutron | 32 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 54 ± 4 ms
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1993 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) |
Nomor massa | 67 |
---|---|
nomor neutron | 33 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 133 ± 4 ms
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1991 |
parity | - |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 0.5% |
Nomor massa | 68 |
---|---|
nomor neutron | 34 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 35,5 ± 0,7 s
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1990 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Nomor massa | 69 |
---|---|
nomor neutron | 35 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 27,4 ± 0,2 s
|
Spin | 1/2 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1974 |
parity | - |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
β+ p (β+-delayed proton emission) | 0.052% |
Nomor massa | 70 |
---|---|
nomor neutron | 36 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 41,1 ± 0,3 m
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1950 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Nomor massa | 71 |
---|---|
nomor neutron | 37 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 4,74 ± 0,05 m
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1957 |
parity | - |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Nomor massa | 72 |
---|---|
nomor neutron | 38 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 8,4 ± 0,08 d
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1948 |
parity | + |
modus peluruhan | intensitas |
---|---|
ϵ (electron capture) | 100% |
Nomor massa | 73 |
---|---|
nomor neutron | 39 |
bobot atom | |
g-factor | 0,19822222222222 ± 0,0028888888888889
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 7,15 ± 0,09 h
|
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1948 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Nomor massa | 74 |
---|---|
nomor neutron | 40 |
bobot atom | |
g-factor | 0
|
natural abundance | 0,86 ± 0,03
|
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1922 |
parity | + |
modus peluruhan | intensitas |
---|---|
2β+ (double β+ decay) |
Nomor massa | 75 |
---|---|
nomor neutron | 41 |
bobot atom | |
g-factor | 0,2732 ± 0,004
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 119,78 ± 0,03 d
|
Spin | 5/2 |
nuclear quadrupole moment | 1,1 ± 0,2
|
tanggal penemuan | 1947 |
parity | + |
modus peluruhan | intensitas |
---|---|
ϵ (electron capture) | 100% |
Nomor massa | 76 |
---|---|
nomor neutron | 42 |
bobot atom | |
g-factor | 0
|
natural abundance | 9,23 ± 0,07
|
peluruhan radioaktif | isotop stabil |
Waktu paruh | Not Radioactive ☢️ |
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1922 |
parity | + |
Nomor massa | 77 |
---|---|
nomor neutron | 43 |
bobot atom | |
g-factor | 1,06712 ± 0,0001
|
natural abundance | 7,6 ± 0,07
|
peluruhan radioaktif | isotop stabil |
Waktu paruh | Not Radioactive ☢️ |
Spin | 1/2 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1922 |
parity | - |
Nomor massa | 78 |
---|---|
nomor neutron | 44 |
bobot atom | |
g-factor | 0
|
natural abundance | 23,69 ± 0,22
|
peluruhan radioaktif | isotop stabil |
Waktu paruh | Not Radioactive ☢️ |
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1922 |
parity | + |
Nomor massa | 79 |
---|---|
nomor neutron | 45 |
bobot atom | |
g-factor | -0,29085714285714 ± 0,0042857142857143
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 327 ± 28 ky
|
Spin | 7/2 |
nuclear quadrupole moment | 0,8 ± 0,2
|
tanggal penemuan | 1950 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 80 |
---|---|
nomor neutron | 46 |
bobot atom | |
g-factor | 0
|
natural abundance | 49,8 ± 0,36
|
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1922 |
parity | + |
modus peluruhan | intensitas |
---|---|
2β− (double β− decay) |
Nomor massa | 81 |
---|---|
nomor neutron | 47 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 18,45 ± 0,12 m
|
Spin | 1/2 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1948 |
parity | - |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 82 |
---|---|
nomor neutron | 48 |
bobot atom | |
g-factor | 0
|
natural abundance | 8,82 ± 0,15
|
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 87,6 ± 1,5 Ey
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1922 |
parity | + |
modus peluruhan | intensitas |
---|---|
2β− (double β− decay) | 100% |
Nomor massa | 83 |
---|---|
nomor neutron | 49 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 22,25 ± 0,04 m
|
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1937 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 84 |
---|---|
nomor neutron | 50 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 3,26 ± 0,1 m
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1960 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 85 |
---|---|
nomor neutron | 51 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 32,9 ± 0,3 s
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1960 |
parity |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 86 |
---|---|
nomor neutron | 52 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 14,3 ± 0,3 s
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1973 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
Nomor massa | 87 |
---|---|
nomor neutron | 53 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 5,5 ± 0,06 s
|
Spin | 3/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1968 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.6% |
Nomor massa | 88 |
---|---|
nomor neutron | 54 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 1,53 ± 0,06 s
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1970 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 0.99% |
Nomor massa | 89 |
---|---|
nomor neutron | 55 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 430 ± 50 ms
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1971 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 7.8% |
Nomor massa | 90 |
---|---|
nomor neutron | 56 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 210 ± 80 ms
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1994 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) |
Nomor massa | 91 |
---|---|
nomor neutron | 57 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 270 ± 50 ms
|
Spin | 1/2 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1975 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
β− n (β−-delayed neutron emission) | 21% |
2n (2-neutron emission) |
Nomor massa | 92 |
---|---|
nomor neutron | 58 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1997 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Nomor massa | 93 |
---|---|
nomor neutron | 59 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 1/2 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1997 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Nomor massa | 94 |
---|---|
nomor neutron | 60 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1997 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
Nomor massa | 95 |
---|---|
nomor neutron | 61 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 3/2 |
nuclear quadrupole moment | |
tanggal penemuan | 2010 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | |
β− n (β−-delayed neutron emission) | |
2n (2-neutron emission) |
penemu atau pencipta | Jöns Berzelius |
---|---|
tempat penemuan | Sweden |
tanggal penemuan | 1818 |
etimologi | Greek: selênê (moon). |
pelafalan | si-LEE-ni-em (Inggris) |
Kelimpahan alami | |
---|---|
Kelimpahan di kerak bumi | |
natural abundance (samudra) | |
natural abundance (tubuh manusia) | 0,000005 %
|
natural abundance (Meteoroid) | 0,0013 %
|
natural abundance (matahari) | |
Kelimpahan di alam semesta | 0,000003 %
|
1 | s | 0.7378 |
2 | p | 3.9348 |
2 | s | 9.1116 |
3 | d | 15.523 |
3 | p | 15.295 |
3 | s | 14.5966 |
4 | p | 25.7128 |
4 | s | 24.2424 |