| Nomor atom | 37 |
|---|---|
| Massa atom | 85.4678 |
| Nomor massa | 85 |
| Golongan | 1 |
|---|---|
| Periode | 5 |
| Blok | s |
| Proton | 37 p+ |
|---|---|
| Neutron | 48 n0 |
| Elektron | 37 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, 8, 1 |
| Elektron valensi | 1 ⓘ |
| konfigurasi elektron | [Kr] 5s1ⓘ 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1 |
| bilangan oksidasi | -1, 1 |
| elektronegativitas |
0.82
|
| 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 | grey white |
| 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 | paramagnetic |
| Suseptibilitas magnetik batuan (Mass) | 0,0000000026 m³/Kg
|
| Suseptibilitas magnetik batuan (Molar) | 0,000000000222 m³/mol
|
| Suseptibilitas magnetik batuan (Volume) | 0,00000398
|
| 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, Alkali metals |
| CAS Group | IA |
| IUPAC Group | IA |
| Glawe Number | 9 |
| Mendeleev Number | 4 |
| Pettifor Number | 9 |
| Geochemical Class | alkali metal |
| Klasifikasi Goldschmidt | litophile |
| Gas Basicity | |
|---|---|
| polarizability | |
| C6 Dispersion Coefficient | |
| allotrope | |
| neutron cross section | 0,38
|
| Neutron Mass Absorption | 0,0003
|
| Bilangan kuantum | 2S1/2 |
| Grup ruang | 229 (Im_3m) |
| Isotop stabil | 1 |
|---|---|
| Isotop tidak stabil | 33 |
| Natural Isotopes | 2 |
| Nomor massa | 71 |
|---|---|
| nomor neutron | 34 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| p (proton emission) |
| Nomor massa | 72 |
|---|---|
| nomor neutron | 35 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 103 ± 22 ns
|
| Spin | 1 |
| nuclear quadrupole moment | |
| tanggal penemuan | 2017 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| p (proton emission) |
| Nomor massa | 73 |
|---|---|
| nomor neutron | 36 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1996 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | |
| p (proton emission) | 100% |
| Nomor massa | 74 |
|---|---|
| nomor neutron | 37 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 64,78 ± 0,03 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) |
| Nomor massa | 75 |
|---|---|
| nomor neutron | 38 |
| bobot atom | |
| g-factor | 0,386 ± 0,00066666666666667
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 19 ± 1,2 s
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,81 ± 0,04
|
| tanggal penemuan | 1975 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 76 |
|---|---|
| nomor neutron | 39 |
| bobot atom | |
| g-factor | -0,372552 ± 0,000011
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 36,5 ± 0,6 s
|
| Spin | 1 |
| nuclear quadrupole moment | 0,41 ± 0,09
|
| tanggal penemuan | 1969 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| β+α (β+-delayed α emission) | 3.8% |
| Nomor massa | 77 |
|---|---|
| nomor neutron | 40 |
| bobot atom | |
| g-factor | 0,43622666666667 ± 0,000013333333333333
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 3,78 ± 0,04 m
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,84 ± 0,17
|
| tanggal penemuan | 1972 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 78 |
|---|---|
| nomor neutron | 41 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 17,66 ± 0,03 m
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1968 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 79 |
|---|---|
| nomor neutron | 42 |
| bobot atom | |
| g-factor | 1,34292 ± 0,00048
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 22,9 ± 0,5 m
|
| Spin | 5/2 |
| nuclear quadrupole moment | -0,12 ± 0,04
|
| tanggal penemuan | 1957 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 80 |
|---|---|
| nomor neutron | 43 |
| bobot atom | |
| g-factor | -0,0833 ± 0,0007
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 33,4 ± 0,7 s
|
| Spin | 1 |
| nuclear quadrupole moment | 0,42 ± 0,08
|
| tanggal penemuan | 1961 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 81 |
|---|---|
| nomor neutron | 44 |
| bobot atom | |
| g-factor | 1,3727333333333 ± 0,00093333333333333
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4,572 ± 0,004 h
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,48 ± 0,1
|
| tanggal penemuan | 1949 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 82 |
|---|---|
| nomor neutron | 45 |
| bobot atom | |
| g-factor | 0,554403 ± 0,000016
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,2575 ± 0,0002 m
|
| Spin | 1 |
| nuclear quadrupole moment | 0,23 ± 0,1
|
| tanggal penemuan | 1949 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 100% |
| Nomor massa | 83 |
|---|---|
| nomor neutron | 46 |
| bobot atom | |
| g-factor | 0,56984 ± 0,00032
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 86,2 ± 0,1 d
|
| Spin | 5/2 |
| nuclear quadrupole moment | 0,24 ± 0,05
|
| tanggal penemuan | 1950 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| ϵ (electron capture) | 100% |
| Nomor massa | 84 |
|---|---|
| nomor neutron | 47 |
| bobot atom | |
| g-factor | -0,6625 ± 0,001
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 32,82 ± 0,07 d
|
| Spin | 2 |
| nuclear quadrupole moment | -0,02 ± 0,04
|
| tanggal penemuan | 1947 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β+ (β+ decay; β+ = ϵ + e+) | 96.1% |
| β− (β− decay) | 3.9% |
| Nomor massa | 85 |
|---|---|
| nomor neutron | 48 |
| bobot atom | |
| g-factor | 0,541224 ± 0,000016
|
| natural abundance | 72,17 ± 0,02
|
| peluruhan radioaktif | isotop stabil |
| Waktu paruh | Not Radioactive ☢️ |
| Spin | 5/2 |
| nuclear quadrupole moment | 0,276 ± 0,001
|
| tanggal penemuan | 1921 |
| parity | - |
| Nomor massa | 86 |
|---|---|
| nomor neutron | 49 |
| bobot atom | |
| g-factor | -0,8487 ± 0,0008
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 18,645 ± 0,008 d
|
| Spin | 2 |
| nuclear quadrupole moment | 0,23 ± 0,06
|
| tanggal penemuan | 1941 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| ϵ (electron capture) | 0.0052% |
| Nomor massa | 87 |
|---|---|
| nomor neutron | 50 |
| bobot atom | |
| g-factor | 1,8341933333333 ± 0,000053333333333333
|
| natural abundance | 27,83 ± 0,02
|
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 49,7 ± 0,3 Gy
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,1335 ± 0,0005
|
| tanggal penemuan | 1921 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 88 |
|---|---|
| nomor neutron | 51 |
| bobot atom | |
| g-factor | 0,253755 ± 0,00001
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 17,78 ± 0,03 m
|
| Spin | 2 |
| nuclear quadrupole moment | -0,01 ± 0,11
|
| tanggal penemuan | 1939 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 89 |
|---|---|
| nomor neutron | 52 |
| bobot atom | |
| g-factor | 1,5887333333333 ± 0,00046666666666667
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 15,32 ± 0,1 m
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,17 ± 0,03
|
| tanggal penemuan | 1940 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 90 |
|---|---|
| nomor neutron | 53 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 158 ± 5 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1951 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 91 |
|---|---|
| nomor neutron | 54 |
| bobot atom | |
| g-factor | 1,4540666666667 ± 0,001
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 58,2 ± 0,3 s
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,19 ± 0,05
|
| tanggal penemuan | 1951 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) |
| Nomor massa | 92 |
|---|---|
| nomor neutron | 55 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4,48 ± 0,03 s
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1960 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 0.0107% |
| Nomor massa | 93 |
|---|---|
| nomor neutron | 56 |
| bobot atom | |
| g-factor | 0,56368 ± 0,00064
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 5,84 ± 0,02 s
|
| Spin | 5/2 |
| nuclear quadrupole moment | 0,21 ± 0,06
|
| tanggal penemuan | 1960 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 1.39% |
| Nomor massa | 94 |
|---|---|
| nomor neutron | 57 |
| bobot atom | |
| g-factor | 0,49936666666667 ± 0,0006
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 2,702 ± 0,005 s
|
| Spin | 3 |
| nuclear quadrupole moment | 0,2 ± 0,07
|
| tanggal penemuan | 1961 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 10.3% |
| Nomor massa | 95 |
|---|---|
| nomor neutron | 58 |
| bobot atom | |
| g-factor | 0,5332 ± 0,0012
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 377,7 ± 0,8 ms
|
| Spin | 5/2 |
| nuclear quadrupole moment | 0,26 ± 0,09
|
| tanggal penemuan | 1967 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 8.7% |
| Nomor massa | 96 |
|---|---|
| nomor neutron | 59 |
| bobot atom | |
| g-factor | 0,73275 ± 0,00085
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 201,5 ± 0,9 ms
|
| Spin | 2 |
| nuclear quadrupole moment | 0,3 ± 0,09
|
| tanggal penemuan | 1967 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 13.7% |
| 2n (2-neutron emission) |
| Nomor massa | 97 |
|---|---|
| nomor neutron | 60 |
| bobot atom | |
| g-factor | 1,2266666666667 ± 0,0013333333333333
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 169,1 ± 0,6 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | 0,7
|
| tanggal penemuan | 1969 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 25.5% |
| 2n (2-neutron emission) |
| Nomor massa | 98 |
|---|---|
| nomor neutron | 61 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 115 ± 6 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1971 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 14.3% |
| 2n (2-neutron emission) | 0.054% |
| Nomor massa | 99 |
|---|---|
| nomor neutron | 62 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 54 ± 4 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1971 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 17.3% |
| 2n (2-neutron emission) |
| Nomor massa | 100 |
|---|---|
| nomor neutron | 63 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 51,3 ± 1,6 ms
|
| Spin | 4 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1978 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 5.6% |
| 2n (2-neutron emission) | 0.15% |
| Nomor massa | 101 |
|---|---|
| nomor neutron | 64 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 31,8 ± 3,3 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1992 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 28% |
| 2n (2-neutron emission) |
| Nomor massa | 102 |
|---|---|
| nomor neutron | 65 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 37 ± 4 ms
|
| Spin | 4 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1995 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 65% |
| 2n (2-neutron emission) |
| Nomor massa | 103 |
|---|---|
| nomor neutron | 66 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 26 ± 11 ms
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 2010 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| Nomor massa | 104 |
|---|---|
| nomor neutron | 67 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | |
| nuclear quadrupole moment | |
| tanggal penemuan | 2018 |
| parity |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | |
| β− n (β−-delayed neutron emission) | |
| 2n (2-neutron emission) |
| penemu atau pencipta | R. Bunsen, G. Kirchoff |
|---|---|
| tempat penemuan | Germany |
| tanggal penemuan | 1861 |
| etimologi | Latin: rubidus (deep red); the color its salts impart to flames. |
| pelafalan | roo-BID-i-em (Inggris) |
| 1 | s | 0.7922 |
| 2 | p | 3.9612 |
| 2 | s | 9.8432 |
| 3 | d | 15.3208 |
| 3 | p | 15.6967 |
| 3 | s | 15.1573 |
| 4 | p | 26.1192 |
| 4 | s | 24.612 |
| 5 | s | 32.0155 |