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鉛

鉛是一種金屬化學(xué)元素，元素符號Pb，原子序數為82，原子量為207.2，是原子量最大的非放射性元素。金屬鉛為面心立方晶體。

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鉛是一種金屬化學(xué)元素，元素符號Pb，原子序數為82，原子量為207.2，是原子量最大的非放射性元素。金屬鉛為面心立方晶體。

金屬鉛是一種耐蝕的重有色金屬材料，鉛具有熔點(diǎn)低、耐蝕性高、X射線(xiàn)和γ射線(xiàn)等不易穿透、塑性好等優(yōu)點(diǎn)，常被加工成板材和管材，廣泛用于化工、電纜、蓄電池和放射性防護等工業(yè)部門(mén)。

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