B
I-boron iyi-metalloid ebalulekile ekukhuleni kwezitshalo futhi isetshenziswa emikhakheni eminingana yezokukhiqiza.
Izici Zobuchopho
| I-Atom Mass | 10.81 u |
| Ubukhulu | 2.34 g/cm³ |
| Izinga lokuncibilika | 2349.0 K |
| Izinga lokubopha | 4200.0 K |
| Ukubonakala | I-black-brown crystalline solid |
| Isimo ku-Room Temp | Iqinile |
Izici ze-chemical
| Electronegativity | 2.04 (I-Pauling) |
| I-Ionization Energy | 800.6 kJ/mol |
| I-electron affinity | 26.7 kJ/mol |
| I-Oxidation States | +1, +2, +3 |
Izici ze-Atom
| I-electron | [He] 2s2 2p1 |
| I-Atom Radius | 87.0 pm |
| I-Covalent Radius | 84.0 pm |
| I-Van der Waals Radius | 192.0 pm |
Ukuqapha
| Itholakele ngu | Joseph Louis Gay-Lussac, Louis Jacques Thenard |
| Unyaka wokuqamba | 1808 |
| Indawo | i-Paris, i-France |
| Ibizwa nge | Arabic 'buraq' or Persian 'burah' meaning borax |
Malunga Boron
Boron yi-metalloid ekhona eminingi polymorphs, ne-ejwayelekile kakhulu eyisiphuzo esimnyama esimnyama kanye nezinhlobo ze-crystalline ezimnyama. Kuyinto ebalulekile micronutrient yemithi kodwa ebulalayo eningi. Boron compounds yaziwa iminyaka eminingi. Boron ecacile yakhiqizwa kuqala ngo-1808.
Izisebenziso
Borosilicate glass (Pyrex), fiberglass insulation, ukugeza izimonyo (borax), semiconductor dopant, kanye neutron absorber e reactors nuclear.
Iqiniso elijabulisayo
Boron nitride ingadala isakhiwo esinzima kakhulu njenge diamond futhi ngamanye amaxesha ibizwa ngokuba 'graphene ebomvu'.
Isibonisi
| Inani le-mass | Ubukhulu | Isikhathi esingu-half-life | Iqinile |
| 10 | 0.199% | - | Yebo |
| 11 | 0.801% | - | Yebo |
I-electron
[He] 2s2 2p1