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  • 1 # 不二菇涼耶

    元素符號:P

    中文名稱:磷

    英文名稱:Phosphorus

    原子序數:15

    原子量:30.97

    外圍電子排布:3s2 3p3

    核外電子排布:2,8,5

    常見化合價:-3,+3,+5

    密度:1.82

    溶點:44.1

    沸點:277

    所屬週期:3

    所屬族數:VA

    原子半徑:1.23

    離子半徑:0.17(+5)

    共價半徑:1.06

    同位素及放射性:P-31

    發現人:Hennig Brand

    發現時間:1669

    發現地點:德國

    名稱由來:Greek: phosphoros, (bringer of light).

    元素描述:Soft white waxy phosphorescent solid, brownish-red powder or black solid.

    元素來源:Found most often in phosphate rock. Pure phosphorus is obtained by heating a mixture of phosphate rock, coke, and silica to about 1450 癈.

    元素用途:Used in the production of fertilizers and detergents. Some is used in fireworks, safety matches, and incendiary weapons. Also some applications for it and some of its compounds which glow in the dark.

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