元素符号:Al
中文名称:铝
英文名称:Aluminum
原子序数:13
原子量:26.98
外围电子排布:3s2 3p1
核外电子排布:2,8,3
常见化合价:+3
密度:2.702
溶点:660.37
沸点:2519
所属周期:3
所属族数:IIIA
原子半径:1.82
离子半径:0.54(+3)
共价半径:1.18
同位素及放射性:Al-27
发现人:Hans Christian Oersted
发现时间:1825
发现地点:丹麦
名称由来:Latin:alumen,aluminis,(alum).
元素描述:Soft,lightweight,silvery-white metal.Third most abundant element in the earth's crust.
元素来源:Never occurs in free form.Obtained by electrolysis from bauxite (Al2O3).
元素用途:Used for many purposes from airplanes to beverage cans.Too soft in its pure form so less than 1% of silicon or iron is added,which hardens and strengthens it.
