Nomor atom | 93 |
---|---|
Massa atom | 237 |
Nomor massa | 219 |
Golongan | |
---|---|
Periode | 7 |
Blok | f |
Proton | 93 p+ |
---|---|
Neutron | 126 n0 |
Elektron | 93 e- |
Jari-Jari Atom | 175 pm
|
---|---|
Volume molar | 21,1 cm³/mol
|
Jari-jari kovalen | 171 pm
|
Metallic Radius | |
Jari-jari ion | 110 pm
|
Crystal Radius | 124 pm
|
Jari-jari van der Waals |
239 pm
|
kepadatan | 20,2 g/cm³
|
Energi | |
---|---|
proton affinity | |
Afinitas elektron | |
Energi ionisasi | 6,2655 eV/particle
|
Panas penguapan | 336 kJ/mol
|
kalor peleburan | 9,6 kJ/mol
|
Perubahan entalpi pembentukan standar | 464,8 kJ/mol
|
Elektron | |
kelopak elektron | 2, 8, 18, 32, 22, 9, 2 |
Elektron valensi | 2 ⓘ |
konfigurasi elektron | [Rn] 5f4 6d1 7s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f4 6d1 7s2 |
bilangan oksidasi | 2, 3, 4, 5, 6, 7 |
elektronegativitas |
1.3
|
Electrophilicity Index | |
kondisi dasar materi | |
fase zat | Solid |
gaseous state of matter | |
Titik didih | |
Titik lebur | 917,15 K
|
critical pressure | |
critical temperature | |
Titik tripel | |
appearance | |
warna | Perak
|
appearance | silvery metallic |
Indeks bias | |
thermodynamic material property | |
Kondusivitas termal | |
Pemuaian | |
molar heat capacity | |
Kapasitas kalor molar | |
heat capacity ratio | |
electrical properties | |
tipe | Conductor |
konduktivitas listrik | 0,83 MS/m
|
resistivitas listrik | 0,0000012 m Ω
|
superkonduktivitas | |
magnetisme | |
tipe | |
Suseptibilitas magnetik batuan (Mass) | |
Suseptibilitas magnetik batuan (Molar) | |
Suseptibilitas magnetik batuan (Volume) | |
magnetic ordering | |
Curie temperature | |
Néel temperature | |
struktur | |
Struktur kristal | Ortorombik Sederhana (ORC) |
Konstanta kisi | 4,72 Å
|
Lattice Angles | π/2, π/2, π/2 |
mechanical property | |
Kekerasan | |
Modulus kompresi | |
Modulus geser | |
modulus Young | |
Rasio Poisson | |
kecepatan suara | |
klasifikasi | |
Kategori | Aktinida, Actinides |
CAS Group | |
IUPAC Group | |
Glawe Number | 37 |
Mendeleev Number | 22 |
Pettifor Number | 44 |
Geochemical Class | |
Klasifikasi Goldschmidt | synthetic |
Gas Basicity | |
---|---|
polarizability | |
C6 Dispersion Coefficient | |
allotrope | |
neutron cross section | 180
|
Neutron Mass Absorption | |
Bilangan kuantum | 6L11/2 |
Grup ruang | 62 (Pnma) |
Isotop stabil | 0 |
---|---|
Isotop tidak stabil | 27 |
Natural Isotopes | 0 |
Nomor massa | 219 |
---|---|
nomor neutron | 126 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 570 ± 450 us
|
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | 2015 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 220 |
---|---|
nomor neutron | 127 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 29 ± 11 ns
|
Spin | 1 |
nuclear quadrupole moment | |
tanggal penemuan | 2019 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 221 |
---|---|
nomor neutron | 128 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) |
Nomor massa | 222 |
---|---|
nomor neutron | 129 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 480 ± 190 ns
|
Spin | 1 |
nuclear quadrupole moment | |
tanggal penemuan | 2020 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 223 |
---|---|
nomor neutron | 130 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 2,5 ± 0,8 us
|
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | 2017 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 224 |
---|---|
nomor neutron | 131 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 48 ± 19 us
|
Spin | 2 |
nuclear quadrupole moment | |
tanggal penemuan | 2018 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 225 |
---|---|
nomor neutron | 132 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 6,5 ± 3,5 ms
|
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1994 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 226 |
---|---|
nomor neutron | 133 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 35 ± 10 ms
|
Spin | |
nuclear quadrupole moment | |
tanggal penemuan | 1990 |
parity |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 227 |
---|---|
nomor neutron | 134 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 510 ± 60 ms
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1990 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 228 |
---|---|
nomor neutron | 135 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 61,4 ± 1,4 s
|
Spin | 4 |
nuclear quadrupole moment | |
tanggal penemuan | 1994 |
parity | + |
modus peluruhan | intensitas |
---|---|
ϵ (electron capture) | 59% |
α (α emission) | 41% |
β+ SF (β+-delayed fission) | 0.012% |
Nomor massa | 229 |
---|---|
nomor neutron | 136 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 4 ± 0,18 m
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1968 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 68% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 230 |
---|---|
nomor neutron | 137 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 4,6 ± 0,3 m
|
Spin | 4 |
nuclear quadrupole moment | |
tanggal penemuan | 1968 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 97% |
α (α emission) | 3% |
Nomor massa | 231 |
---|---|
nomor neutron | 138 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 48,8 ± 0,2 m
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1950 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 98% |
α (α emission) | 2% |
Nomor massa | 232 |
---|---|
nomor neutron | 139 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 14,7 ± 0,3 m
|
Spin | 5 |
nuclear quadrupole moment | |
tanggal penemuan | 1950 |
parity | - |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
α (α emission) |
Nomor massa | 233 |
---|---|
nomor neutron | 140 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 36,2 ± 0,1 m
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1950 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
α (α emission) | 0.0007% |
Nomor massa | 234 |
---|---|
nomor neutron | 141 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 4,4 ± 0,1 d
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1949 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 100% |
Nomor massa | 235 |
---|---|
nomor neutron | 142 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 396,1 ± 1,2 d
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1949 |
parity | + |
modus peluruhan | intensitas |
---|---|
ϵ (electron capture) | 99.9974% |
α (α emission) | 0.0026% |
Nomor massa | 236 |
---|---|
nomor neutron | 143 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 153 ± 5 ky
|
Spin | 6 |
nuclear quadrupole moment | |
tanggal penemuan | 1949 |
parity | - |
modus peluruhan | intensitas |
---|---|
ϵ (electron capture) | 86.3% |
β− (β− decay) | 13.5% |
α (α emission) | 0.16% |
Nomor massa | 237 |
---|---|
nomor neutron | 144 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 2,144 ± 0,007 My
|
Spin | 5/2 |
nuclear quadrupole moment | 3,886 ± 0,006
|
tanggal penemuan | 1948 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) | 2% |
30Mg | 4% |
Nomor massa | 238 |
---|---|
nomor neutron | 145 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 2,099 ± 0,002 d
|
Spin | 2 |
nuclear quadrupole moment | |
tanggal penemuan | 1949 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 239 |
---|---|
nomor neutron | 146 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 2,356 ± 0,003 d
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1940 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
α (α emission) |
Nomor massa | 240 |
---|---|
nomor neutron | 147 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 61,9 ± 0,2 m
|
Spin | 5 |
nuclear quadrupole moment | |
tanggal penemuan | 1953 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 241 |
---|---|
nomor neutron | 148 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 13,9 ± 0,2 m
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1959 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
α (α emission) |
Nomor massa | 242 |
---|---|
nomor neutron | 149 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 2,2 ± 0,2 m
|
Spin | 1 |
nuclear quadrupole moment | |
tanggal penemuan | 1979 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 243 |
---|---|
nomor neutron | 150 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 1,85 ± 0,15 m
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1979 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 244 |
---|---|
nomor neutron | 151 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 2,29 ± 0,16 m
|
Spin | 7 |
nuclear quadrupole moment | |
tanggal penemuan | 1987 |
parity | - |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
penemu atau pencipta | E.M. McMillan, P.H. Abelson |
---|---|
tempat penemuan | United States |
tanggal penemuan | 1940 |
etimologi | Named for the planet Neptune. |
pelafalan | nep-TOO-ni-em (Inggris) |
Kelimpahan alami | |
---|---|
Kelimpahan di kerak bumi | |
natural abundance (samudra) | |
natural abundance (tubuh manusia) | 0 %
|
natural abundance (Meteoroid) | 0 %
|
natural abundance (matahari) | 0 %
|
Kelimpahan di alam semesta | 0 %
|