Be
Beryllium
Qaybta 4 · 9.0122 u
Beryllium waa mid fudud, xoog leh, iyo sunta alkaline dhulka metal.
Eeg astaamaha
| Atomic mass | 9.0122 u |
| Cidhiidhi | 1.85 g/cm³ |
| Natiijooyinka | 1560.0 K |
| Natiijooyinka | 2742.0 K |
| Muuqaalka | Madow-qaloocsan |
| Xaaladda heerkulka qolka | Cidhiidhi |
Eegista
| Electronegativity | 1.57 (Pauling) |
| 1st Ionization | 899.5 kJ/mol |
| Istaraatiijiyad | -48.0 kJ/mol |
| Nidaamka | +1, +2 |
_Cusub:
| Nidaamka | [He] 2s2 |
| Awooda | 112.0 pm |
| Xaraf | 96.0 pm |
| Van der Waals | 153.0 pm |
Dib u eegista
| La Ogaaday | Louis Nicolas Vauquelin |
| Sannadka la helay | 1798 |
| _Meel | Paris, Faransiiska |
| Magacaabista | Greek 'beryllos' macnaheedu waa macdanta beryl |
_Warbixinta Beryllium
Beryllium waa qayb aad u yar oo ka dhaca sida alaab ka mid ah spallation ee nuclei weyn. Waa adag, birta-cagaaran metal ah oo aad u adag oo fudud. Beryllium waa cad X-rays iyo waxaa loo isticmaalaa X-ray windows.
Barnaamijyada
qalabka hawada, X-ray windows, reactors nukliyeerka, springs, iyo qalabka aan-sparkling loogu talagalay in la isticmaalo ku dhow gaaska dabka.
Xaqiiqo xiiso leh
Beryllium waa midab-caddeysan X-rays, taas oo ka dhigaysa mid aad u fiican oo loogu talagalay X-ray tube windows, iyo waxaa asal ahaan loo yaqaan 'glucinium' sababtoo ah isku-dhafka ay macaan (inkasta oo ay yihiin cayayaanka).
Isotoobyo
| Tirada | Tirada | Half-Life | Xasiloon |
| 7 | - | 53.22 days | Ha |
| 9 | 1.0% | - | Haa |
| 10 | - | 1.39 million years | Ha |
Nidaamka
[He] 2s2