| Nomor atom | 88 |
|---|---|
| Massa atom | 226 |
| Nomor massa | 201 |
| Golongan | 2 |
|---|---|
| Periode | 7 |
| Blok | s |
| Proton | 88 p+ |
|---|---|
| Neutron | 113 n0 |
| Elektron | 88 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, 32, 18, 8, 2 |
| Elektron valensi | 2 ⓘ |
| konfigurasi elektron | [Rn] 7s2ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 7s2 |
| bilangan oksidasi | 2 |
| elektronegativitas |
0.9
|
| Electrophilicity Index | |
| kondisi dasar materi | |
| fase zat | {ERROR}|
| gaseous state of matter | |
| Titik didih | |
| Titik lebur | |
| critical pressure | |
| critical temperature | |
| Titik tripel | |
| appearance | |
| warna | Hitam
|
| appearance | silvery white metallic |
| Indeks bias | |
| thermodynamic material property | |
| Kondusivitas termal | |
| Pemuaian | |
| molar heat capacity | |
| Kapasitas kalor molar | |
| heat capacity ratio | |
| electrical properties | |
| tipe | Conductor |
| konduktivitas listrik | |
| resistivitas listrik | |
| superkonduktivitas | |
| magnetisme | |
| tipe | |
| Suseptibilitas magnetik batuan (Mass) | |
| Suseptibilitas magnetik batuan (Molar) | |
| Suseptibilitas magnetik batuan (Volume) | |
| 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, Alkaline earth metals |
| CAS Group | IIA |
| IUPAC Group | IIA |
| Glawe Number | 13 |
| Mendeleev Number | 10 |
| Pettifor Number | 13 |
| Geochemical Class | U/Th decay series |
| Klasifikasi Goldschmidt | litophile |
| Gas Basicity | |
|---|---|
| polarizability | |
| C6 Dispersion Coefficient | |
| allotrope | |
| neutron cross section | 13
|
| Neutron Mass Absorption | |
| Bilangan kuantum | 1S0 |
| Grup ruang | 229 (Im_3m) |
| Isotop stabil | 0 |
|---|---|
| Isotop tidak stabil | 35 |
| Natural Isotopes | 0 |
| Nomor massa | 201 |
|---|---|
| nomor neutron | 113 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 20 ± 30 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 2005 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 202 |
|---|---|
| nomor neutron | 114 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4,1 ± 1,1 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 2005 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 203 |
|---|---|
| nomor neutron | 115 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 36 ± 13 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1996 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 204 |
|---|---|
| nomor neutron | 116 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 60 ± 9 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1995 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 205 |
|---|---|
| nomor neutron | 117 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 220 ± 50 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1987 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 206 |
|---|---|
| nomor neutron | 118 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 240 ± 20 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1967 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 207 |
|---|---|
| nomor neutron | 119 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,38 ± 0,18 s
|
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1967 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 86% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 208 |
|---|---|
| nomor neutron | 120 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,11 ± 0,045 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1967 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 87% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 209 |
|---|---|
| nomor neutron | 121 |
| bobot atom | |
| g-factor | 0,3444 ± 0,0052
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4,71 ± 0,08 s
|
| Spin | 5/2 |
| nuclear quadrupole moment | 0,39 ± 0,04
|
| tanggal penemuan | 1967 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 210 |
|---|---|
| nomor neutron | 122 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4 ± 0,1 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1967 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 211 |
|---|---|
| nomor neutron | 123 |
| bobot atom | |
| g-factor | 0,3496 ± 0,0016
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 12,6 ± 1,2 s
|
| Spin | 5/2 |
| nuclear quadrupole moment | 0,46 ± 0,04
|
| tanggal penemuan | 1967 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 212 |
|---|---|
| nomor neutron | 124 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 13 ± 0,2 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1967 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | |
| β+ (β+ decay; β+ = ϵ + e+) |
| Nomor massa | 213 |
|---|---|
| nomor neutron | 125 |
| bobot atom | |
| g-factor | 1,22 ± 0,004
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 2,73 ± 0,05 m
|
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1955 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 87% |
| β+ (β+ decay; β+ = ϵ + e+) | 13% |
| Nomor massa | 214 |
|---|---|
| nomor neutron | 126 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 2,437 ± 0,016 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1967 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 99.941% |
| β+ (β+ decay; β+ = ϵ + e+) | 0.059% |
| Nomor massa | 215 |
|---|---|
| nomor neutron | 127 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,669 ± 0,009 ms
|
| Spin | 9/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1967 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 216 |
|---|---|
| nomor neutron | 128 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 172 ± 7 ns
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1972 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| ϵ (electron capture) | 1% |
| Nomor massa | 217 |
|---|---|
| nomor neutron | 129 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,95 ± 0,12 us
|
| Spin | 9/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1970 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 218 |
|---|---|
| nomor neutron | 130 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 25,91 ± 0,14 us
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1970 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 219 |
|---|---|
| nomor neutron | 131 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 9 ± 2 ms
|
| Spin | 7/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1952 |
| parity |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 220 |
|---|---|
| nomor neutron | 132 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 18,1 ± 1,2 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1949 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 221 |
|---|---|
| nomor neutron | 133 |
| bobot atom | |
| g-factor | -0,0716 ± 0,00068
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 25 ± 4 s
|
| Spin | 5/2 |
| nuclear quadrupole moment | 1,92 ± 0,06
|
| tanggal penemuan | 1949 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| 14C | 1.2% |
| Nomor massa | 222 |
|---|---|
| nomor neutron | 134 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 33,6 ± 0,4 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1948 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| 14C | 3% |
| Nomor massa | 223 |
|---|---|
| nomor neutron | 135 |
| bobot atom | |
| g-factor | 0,17946666666667 ± 0,00053333333333333
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 11,4352 ± 0,001 d
|
| Spin | 3/2 |
| nuclear quadrupole moment | 1,22 ± 0,03
|
| tanggal penemuan | 1905 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| 14C | 8.9% |
| Nomor massa | 224 |
|---|---|
| nomor neutron | 136 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 3,6316 ± 0,0014 d
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1902 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| 14C | 4% |
| Nomor massa | 225 |
|---|---|
| nomor neutron | 137 |
| bobot atom | |
| g-factor | -1,46 ± 0,004
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 14,82 ± 0,19 d
|
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1947 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 226 |
|---|---|
| nomor neutron | 138 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,6 ± 0,007 ky
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1898 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| 14C | 2.6% |
| 2β− (double β− decay) |
| Nomor massa | 227 |
|---|---|
| nomor neutron | 139 |
| bobot atom | |
| g-factor | -0,26733333333333 ± 0,00073333333333333
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 42,2 ± 0,5 m
|
| Spin | 3/2 |
| nuclear quadrupole moment | 1,53 ± 0,06
|
| tanggal penemuan | 1953 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 228 |
|---|---|
| nomor neutron | 140 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 5,75 ± 0,03 y
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1907 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 229 |
|---|---|
| nomor neutron | 141 |
| bobot atom | |
| g-factor | 0,19968 ± 0,00056
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4 ± 0,2 m
|
| Spin | 5/2 |
| nuclear quadrupole moment | 2,99 ± 0,12
|
| tanggal penemuan | 1975 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 230 |
|---|---|
| nomor neutron | 142 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 93 ± 2 m
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1978 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 231 |
|---|---|
| nomor neutron | 143 |
| bobot atom | |
| g-factor | -0,14216 ± 0,00044
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 104 ± 1 s
|
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1983 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 232 |
|---|---|
| nomor neutron | 144 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4 ± 0,3 m
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1983 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 233 |
|---|---|
| nomor neutron | 145 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 30 ± 5 s
|
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1990 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 234 |
|---|---|
| nomor neutron | 146 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 30 ± 10 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1990 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− SF (β−-delayed fission) |
| Nomor massa | 235 |
|---|---|
| nomor neutron | 147 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) |
| penemu atau pencipta | Pierre and Marie Curie |
|---|---|
| tempat penemuan | France |
| tanggal penemuan | 1898 |
| etimologi | Latin: radius (ray). |
| pelafalan | RAY-di-em (Inggris) |
| Kelimpahan alami | |
|---|---|
| Kelimpahan di kerak bumi | |
| natural abundance (samudra) | |
| natural abundance (tubuh manusia) | 0,0000000000001 %
|
| natural abundance (Meteoroid) | |
| natural abundance (matahari) | |
| Kelimpahan di alam semesta | 0 %
|