三键
三鍵（英语：Triple bond），是有機化學中原子與原子之間被3對價電子連結的共價鍵的稱號。
擁有三鍵的化合物
在有機化學中，所有的炔烴化合物都具有三鍵，同時，也有許多其他例子
| 名稱 | 化學式 | 結構式 | 組成三鍵的原子對 |
|---|---|---|---|
| 乙炔 | C2H2{displaystyle {ce {C2H2}}}  |  | -C≡C- |
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Lambaréné
Place in Moyen-Ogooué, Gabon Lambaréné Street in Lambaréné Lambaréné Location in Gabon Coordinates: 0°41′18″S 10°13′55″E / 0.68833°S 10.23194°E / -0.68833; 10.23194 Coordinates: 0°41′18″S 10°13′55″E / 0.68833°S 10.23194°E / -0.68833; 10.23194 Country Gabon Province Moyen-Ogooué Population (2013 census) • Total 38,775 Lambaréné is a town and the capital of Moyen-Ogooué in Gabon. With a population of 38,775 as of 2013, it is located 75 kilometres south of the equator. Lambaréné is based in the Central African Rainforest at the river Ogooué. This river divides the city into 3 districts: Rive Gauche, Ile Lambaréné and Rive Droite. The Albert Schweitzer Hospital and the districts Adouma and Abongo are located on Rive Droite. The districts Atongowanga, Sahoty, Dakar, Grand Village, Château, Lalala and Bordamur build the Ile Lambaréné. The majority of the people in Lambaréné live in the district Isaac located on Rive Gauche. This distr
