# Lutesyûm

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|

|  |
| --- |
| Îterbiyûm ← **Lutesyûm** → Hafniyûm
 |
| Y ↑ **Lu** ↓ Mg
 |

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|

|  |  |  |
| --- | --- | --- |
|  |  |  |
|  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

**71Lu**
Sîstema vedorî ya elementan |

 |

 |
| **Şeklê wê** |
|  |
| **Bi tevayî** |
| Nav, direfş, nimre
 | Lutesyûm, Lu, 71
 |
| Kom, vedor, blok
 | La, Lr, f
 |
| Cure
 | Lajwerdên lantanî
 |
| Tîrbûn
 | 9,84 g/cm3 (20 °C)
 |
| **Agahî** |
| Giraniya atomê
 | 174,967 u
 |
| Nîveşkêla atomê
 | 175 (217) pm
 |
| Nîveşkêla kovalansê
 | 187 pm
 |
| Rêzbûna elektronan
 | [Xe] 4f14 5d1 6s2 |
| Xala helînê
 | 1925 K (1652 °C)
 |
| Xala kelînê
 | 3675 K (3402 °C)
 |
| Kabikê molî
 | 17,78 · 10-6 m3/mol
 |
| Elektronegatîfî
 | 1,27 (Pauling-Skala)
 |
| **Îzotop** |
|

| Îzo
 | LC
 | t1/2 | ÇA
 | EX MeV
 | ENû
 |
| --- | --- | --- | --- | --- | --- |
| 173Lu |
{syn.}

 |  1,37 sal  | ε | 0,671 | 173Yb |
| 174Lu |
{syn.}

 |  3,31 sal  | ε | 1,374 | 174Yb |
| 175Lu | **94,71** %

 |  Qayîm |
| 176Lu |
2,59 %

 |  3,78 · 106 sal  | β- | 1,192 | 176Hf |
| 177Lu |
{syn.}

 |  6,734 r  | β- | 1,192 | 176Hf |

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

|  |
| --- |
|  |
| Ev tişt zû dişewite
 |
| (F)
 |

 |

**Lutesyûm** (bi latînî: Lutetium, ji navê bi latînî: Lutetia "Parîs", berê *Lutecium* an *Cassiopeium*) metalek û elementek e.