| Nomor atom | 4 |
|---|---|
| Massa atom | 9.0121831 |
| Nomor massa | 9 |
| Golongan | 2 |
|---|---|
| Periode | 2 |
| Blok | s |
| Proton | 4 p+ |
|---|---|
| Neutron | 5 n0 |
| Elektron | 4 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, 2 |
| Elektron valensi | 2 ⓘ |
| konfigurasi elektron | [He] 2s2ⓘ 1s2 2s2 |
| bilangan oksidasi | 0, 1, 2 |
| elektronegativitas |
1.57
|
| 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 | white-gray 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 | diamagnetic |
| Suseptibilitas magnetik batuan (Mass) | -0,0000000126 m³/Kg
|
| Suseptibilitas magnetik batuan (Molar) | -0,0000000001136 m³/mol
|
| Suseptibilitas magnetik batuan (Volume) | -0,00002328
|
| magnetic ordering | |
| Curie temperature | |
| Néel temperature | |
| struktur | |
| Struktur kristal | {ERROR} |
| Konstanta kisi | |
| Lattice Angles | π/2, π/2, 2 π/3 |
| mechanical property | |
| Kekerasan | |
| Modulus kompresi | |
| Modulus geser | |
| modulus Young | |
| Rasio Poisson | 0,032
|
| kecepatan suara | |
| klasifikasi | |
| Kategori | Aktinida, Alkaline earth metals |
| CAS Group | IIA |
| IUPAC Group | IIA |
| Glawe Number | 77 |
| Mendeleev Number | 75 |
| Pettifor Number | 77 |
| Geochemical Class | alkaline earth metal |
| Klasifikasi Goldschmidt | litophile |
| Gas Basicity | |
|---|---|
| polarizability | |
| C6 Dispersion Coefficient | |
| allotrope | |
| neutron cross section | 0,0092
|
| Neutron Mass Absorption | 0,00003
|
| Bilangan kuantum | 1S0 |
| Grup ruang | 194 (P63/mmc) |
| Isotop stabil | 1 |
|---|---|
| Isotop tidak stabil | 11 |
| Natural Isotopes | 1 |
| Nomor massa | 5 |
|---|---|
| nomor neutron | 1 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | |
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| p (proton emission) |
| Nomor massa | 6 |
|---|---|
| nomor neutron | 2 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 5 ± 0,3 zs
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1958 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| 2p (2-proton emission) | 100% |
| Nomor massa | 7 |
|---|---|
| nomor neutron | 3 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 53,22 ± 0,06 d
|
| Spin | 3/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 1938 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| ϵ (electron capture) | 100% |
| Nomor massa | 8 |
|---|---|
| nomor neutron | 4 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 81,9 ± 3,7 as
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1932 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| α (α emission) | 100% |
| Nomor massa | 9 |
|---|---|
| nomor neutron | 5 |
| bobot atom | |
| g-factor | -0,78495333333333 ± 0,0000033333333333333
|
| natural abundance | 100
|
| peluruhan radioaktif | isotop stabil |
| Waktu paruh | Not Radioactive ☢️ |
| Spin | 3/2 |
| nuclear quadrupole moment | 0,0529 ± 0,0004
|
| tanggal penemuan | 1921 |
| parity | - |
| Nomor massa | 10 |
|---|---|
| nomor neutron | 6 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1,387 ± 0,012 My
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1935 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| Nomor massa | 11 |
|---|---|
| nomor neutron | 7 |
| bobot atom | |
| g-factor | -3,3632 ± 0,0016
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 13,76 ± 0,07 s
|
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1958 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β−α (β−-delayed α emission) | 3.3% |
| B-p | 0.0013% |
| β− n (β−-delayed neutron emission) |
| Nomor massa | 12 |
|---|---|
| nomor neutron | 8 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 21,46 ± 0,05 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1966 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 0.5% |
| Nomor massa | 13 |
|---|---|
| nomor neutron | 9 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 1 ± 0,7 zs
|
| Spin | 1/2 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1983 |
| parity | - |
| modus peluruhan | intensitas |
|---|---|
| n (neutron emission) |
| Nomor massa | 14 |
|---|---|
| nomor neutron | 10 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 4,53 ± 0,27 ms
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 1973 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| β− (β− decay) | 100% |
| β− n (β−-delayed neutron emission) | 86% |
| 2n (2-neutron emission) | 5% |
| β− t (β−-delayed triton emission) | 0.02% |
| β−α (β−-delayed α emission) | 0.004% |
| Nomor massa | 15 |
|---|---|
| nomor neutron | 11 |
| bobot atom | |
| g-factor | |
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 790 ± 270 ys
|
| Spin | 5/2 |
| nuclear quadrupole moment | |
| tanggal penemuan | 2013 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| n (neutron emission) | 100% |
| Nomor massa | 16 |
|---|---|
| nomor neutron | 12 |
| bobot atom | |
| g-factor | 0
|
| natural abundance | |
| peluruhan radioaktif | ☢️ radioactive element |
| Waktu paruh | 650 ± 130 ys
|
| Spin | 0 |
| nuclear quadrupole moment | 0
|
| tanggal penemuan | 2012 |
| parity | + |
| modus peluruhan | intensitas |
|---|---|
| 2n (2-neutron emission) | 100% |
| penemu atau pencipta | Fredrich Wöhler, A.A.Bussy |
|---|---|
| tempat penemuan | Germany/France |
| tanggal penemuan | 1798 |
| etimologi | Greek: beryllos, "beryl" (a mineral). |
| pelafalan | beh-RIL-i-em (Inggris) |
| Kelimpahan alami | |
|---|---|
| Kelimpahan di kerak bumi | |
| natural abundance (samudra) | |
| natural abundance (tubuh manusia) | 0,00000004 %
|
| natural abundance (Meteoroid) | 0,0000029 %
|
| natural abundance (matahari) | 0,00000001 %
|
| Kelimpahan di alam semesta | 0,0000001 %
|
| 1 | s | 0.3152 |
| 2 | s | 2.088 |