Nomor atom | 92 |
---|---|
Massa atom | 238.02891 |
Nomor massa | 238 |
Golongan | |
---|---|
Periode | 7 |
Blok | f |
Proton | 92 p+ |
---|---|
Neutron | 146 n0 |
Elektron | 92 e- |
Jari-Jari Atom | 175 pm
|
---|---|
Volume molar | 12,5 cm³/mol
|
Jari-jari kovalen | 170 pm
|
Metallic Radius | |
Jari-jari ion | 102,5 pm
|
Crystal Radius | 116,5 pm
|
Jari-jari van der Waals | 241 pm
|
kepadatan | 19,1 g/cm³
|
Energi | |
---|---|
proton affinity | 995,2 kJ/mol
|
Afinitas elektron | |
Energi ionisasi | 6,19405 eV/particle
|
Panas penguapan | 417 kJ/mol
|
kalor peleburan | 12,6 kJ/mol
|
Perubahan entalpi pembentukan standar | 533 kJ/mol
|
Elektron | |
kelopak elektron | 2, 8, 18, 32, 21, 9, 2 |
Elektron valensi | 2 ⓘ |
konfigurasi elektron | [Rn] 5f3 6d1 7s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 5f3 6d1 7s2 |
bilangan oksidasi | -1, 1, 2, 3, 4, 5, 6 |
elektronegativitas |
1.7
|
Electrophilicity Index | |
kondisi dasar materi | |
fase zat | Solid |
gaseous state of matter | |
Titik didih | 4.404,15 K
|
Titik lebur | 1.408,15 K
|
critical pressure | |
critical temperature | |
Titik tripel | |
appearance | |
warna | Perak
|
appearance | |
Indeks bias | |
thermodynamic material property | |
Kondusivitas termal | 27,5 W/(m K)
|
Pemuaian | 0,0000139 1/K
|
molar heat capacity | 27,665 J/(mol K)
|
Kapasitas kalor molar | 0,116 J/(g⋅K)
|
heat capacity ratio | |
electrical properties | |
tipe | Conductor |
konduktivitas listrik | 3,6 MS/m
|
resistivitas listrik | 0,00000028 m Ω
|
superkonduktivitas | 0,69 K
|
magnetisme | |
tipe | paramagnetic |
Suseptibilitas magnetik batuan (Mass) | 0,0000000216 m³/Kg
|
Suseptibilitas magnetik batuan (Molar) | 0,00000000514 m³/mol
|
Suseptibilitas magnetik batuan (Volume) | 0,000411
|
magnetic ordering | |
Curie temperature | |
Néel temperature | |
struktur | |
Struktur kristal | Ortorombik Berpusat-dasar (ORC) |
Konstanta kisi | 2,85 Å
|
Lattice Angles | π/2, π/2, π/2 |
mechanical property | |
Kekerasan | 6 MPa
|
Modulus kompresi | 100 GPa
|
Modulus geser | 111 GPa
|
modulus Young | 208 GPa
|
Rasio Poisson | 0,23
|
kecepatan suara | 3.155 m/s
|
klasifikasi | |
Kategori | Aktinida, Actinides |
CAS Group | |
IUPAC Group | |
Glawe Number | 36 |
Mendeleev Number | 20 |
Pettifor Number | 45 |
Geochemical Class | rare earth & related |
Klasifikasi Goldschmidt | litophile |
Isotop stabil | 0 |
---|---|
Isotop tidak stabil | 29 |
Natural Isotopes | 3 |
Nomor massa | 215 |
---|---|
nomor neutron | 123 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 1,4 ± 0,9 ms
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 2015 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 216 |
---|---|
nomor neutron | 124 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 6,9 ± 2,9 ms
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 2015 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 217 |
---|---|
nomor neutron | 125 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 850 ± 710 us
|
Spin | 1/2 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 2000 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β− (β− decay) |
Nomor massa | 218 |
---|---|
nomor neutron | 126 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 354 ± 91 us
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1992 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 219 |
---|---|
nomor neutron | 127 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 60 ± 7 us
|
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1993 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 220 |
---|---|
nomor neutron | 128 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 221 |
---|---|
nomor neutron | 129 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 660 ± 140 ns
|
Spin | 9/2 |
nuclear quadrupole moment | |
tanggal penemuan | 2015 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 222 |
---|---|
nomor neutron | 130 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 4,7 ± 0,7 us
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1983 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 223 |
---|---|
nomor neutron | 131 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 65 ± 12 us
|
Spin | 7/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1991 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 224 |
---|---|
nomor neutron | 132 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 396 ± 17 us
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1991 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 225 |
---|---|
nomor neutron | 133 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 62 ± 4 ms
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1989 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 226 |
---|---|
nomor neutron | 134 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 269 ± 6 ms
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1973 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
Nomor massa | 227 |
---|---|
nomor neutron | 135 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 1,1 ± 0,1 m
|
Spin | 3/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1952 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
β+ (β+ decay; β+ = ϵ + e+) |
Nomor massa | 228 |
---|---|
nomor neutron | 136 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 9,1 ± 0,2 m
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1949 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 97.5% |
ϵ (electron capture) | 2.5% |
Nomor massa | 229 |
---|---|
nomor neutron | 137 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 57,8 ± 0,5 m
|
Spin | 3/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1949 |
parity | + |
modus peluruhan | intensitas |
---|---|
β+ (β+ decay; β+ = ϵ + e+) | 80% |
α (α emission) | 20% |
Nomor massa | 230 |
---|---|
nomor neutron | 138 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 20,23 ± 0,02 d
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1948 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
22Ne | 4.8% |
SF (spontaneous fission) |
Nomor massa | 231 |
---|---|
nomor neutron | 139 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 4,2 ± 0,1 d
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1949 |
parity | + |
modus peluruhan | intensitas |
---|---|
ϵ (electron capture) | 100% |
α (α emission) | 0.004% |
Nomor massa | 232 |
---|---|
nomor neutron | 140 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 68,9 ± 0,4 y
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1949 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
24Ne (heavy cluster emission) | 8.9% |
SF (spontaneous fission) | 2.7% |
28Mg | 5% |
Nomor massa | 233 |
---|---|
nomor neutron | 141 |
bobot atom | |
g-factor | -0,236 ± 0,02
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 159,19 ± 0,15 ky
|
Spin | 5/2 |
nuclear quadrupole moment | 3,663 ± 0,008
|
tanggal penemuan | 1947 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) | 6% |
24Ne (heavy cluster emission) | 7.2% |
28Mg | 1.3% |
Nomor massa | 234 |
---|---|
nomor neutron | 142 |
bobot atom | |
g-factor | 0
|
natural abundance | 0,0054 ± 0,0005
|
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 245,5 ± 0,6 ky
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1912 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) | 1.64% |
28Mg | 1.4% |
26Ne | 9% |
Nomor massa | 235 |
---|---|
nomor neutron | 143 |
bobot atom | |
g-factor | -0,10857142857143 ± 0,0085714285714286
|
natural abundance | 0,7204 ± 0,0006
|
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 704 ± 1 My
|
Spin | 7/2 |
nuclear quadrupole moment | 4,936 ± 0,006
|
tanggal penemuan | 1935 |
parity | - |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) | 7% |
20Ne | 8% |
25Ne | 8% |
28Mg | 8% |
Nomor massa | 236 |
---|---|
nomor neutron | 144 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 23,42 ± 0,04 My
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1951 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) | 9.4% |
Nomor massa | 237 |
---|---|
nomor neutron | 145 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 6,752 ± 0,002 d
|
Spin | 1/2 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1940 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 238 |
---|---|
nomor neutron | 146 |
bobot atom | |
g-factor | 0
|
natural abundance | 99,2742 ± 0,001
|
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 4,463 ± 0,003 Gy
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1896 |
parity | + |
modus peluruhan | intensitas |
---|---|
α (α emission) | 100% |
SF (spontaneous fission) | 5.44% |
2β− (double β− decay) | 2.2% |
Nomor massa | 239 |
---|---|
nomor neutron | 147 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 23,45 ± 0,02 m
|
Spin | 5/2 |
nuclear quadrupole moment | |
tanggal penemuan | 1937 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
Nomor massa | 240 |
---|---|
nomor neutron | 148 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 14,1 ± 0,1 h
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1953 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
α (α emission) |
Nomor massa | 241 |
---|---|
nomor neutron | 149 |
bobot atom | |
g-factor | |
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | |
Spin | 7/2 |
nuclear quadrupole moment | |
tanggal penemuan | |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) |
Nomor massa | 242 |
---|---|
nomor neutron | 150 |
bobot atom | |
g-factor | 0
|
natural abundance | |
peluruhan radioaktif | ☢️ radioactive element |
Waktu paruh | 16,8 ± 0,5 m
|
Spin | 0 |
nuclear quadrupole moment | 0
|
tanggal penemuan | 1979 |
parity | + |
modus peluruhan | intensitas |
---|---|
β− (β− decay) | 100% |
penemu atau pencipta | Martin Klaproth |
---|---|
tempat penemuan | Germany |
tanggal penemuan | 1789 |
etimologi | Named for the planet Uranus. |
pelafalan | yoo-RAY-ni-em (Inggris) |