# Berîlyûm

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|

|  |
| --- |
| Lîtyûm ← **Berîlyûm** → Bor
 |
| — ↑ **Be** ↓ Mg
 |

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**4Be**
Sîstema vedorî ya elementan |

 |

 |
| **Şeklê wê** |
|  |
| **Bi tevayî** |
| Nav, direfş, nimre
 | Berîlyûm, Be, 4
 |
| Kom, vedor, blok
 | Nayê zanîn, 2, s
 |
| Cure
 | Lajwerdên axî yên alkalî
 |
| Tîrbûn
 | 1,848 g/cm3 (20 °C)
 |
| **Agahî** |
| Giraniya atomê
 | 9,01218 u
 |
| Nîveşkêla atomê
 | 105 (112) pm
 |
| Nîveşkêla kovalansê
 | 96 pm
 |
| Nîveşkêla Van der Waalsê
 | 153 pm
 |
| Rêzbûna elektronan
 | [He] 2s2 |
| Xala helînê
 | 1560 K (1287 °C)
 |
| Xala kelînê
 | 2742 K (2469 °C)
 |
| Kabikê molî
 | 4,85 · 10-6 m3/mol
 |
| Derenceya bilindbûnê
 | 2
 |
| Oksîdên xwe
 | BeO
 |
| Elektronegatîfî
 | 1,57 (Pauling-Skala)
 |
| **Îzotop** |
|

| Îzo
 | LC
 | t1/2 | ÇA
 | EX MeV
 | ENû
 |
| --- | --- | --- | --- | --- | --- |
| 7Be |
pir hindik

 |  53,12 r  | ε | 0,862 | 7Li |
| 8Be |
{syn.}

 |  6,722 · 10-17 s  | 2 α | 0,092 | - |
| 9Be | **100** %

 |  Qayîm |
| 10Be |
pir hindik

 |  1,51 · 106 sal  | β- | 0,556 | 10B |
| 11Be |
{syn.}

 |  13,81 s  | β- | 11,506 | 11B |

 |
| **Tevdîr girtin** |
| **Nîşanên xeterê** |
|

|  |
| --- |
|  |
| Ev tişt pir jehrî ye
 |
| (T+)
 |

 |

**Berîlyûm** (bi latînî: beryllium) metalek û elementek e.

## Nav

Berîlyûm ji zimanê yewnanî tê: βήρυλλος, anku *béryllos*.

## Çavkanî