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　　物?(wu)理??(li)化??(hua)學(xué)??(xue)特??(te)征??(zheng)：外??(wai)觀??(guan)通??(tong)常??(chang)呈?(cheng)白??(bai)色??(se)針??(zhen)狀??(zhuang)結(jié)??(jie)晶??(jing)體??(ti)??，暴?(bao)露??(lu)于??(yu)空??(kong)氣??(qi)當(dāng)?(dang)中??(zhong)會(huì)??(hui)逐??(zhu)漸??(jian)變??(bian)紅??(hong)??，易??(yi)溶??(rong)于??(yu)水??(shui)、乙??(yi)醇??(chun)、乙??(yi)醚??(mi)??，溶?(rong)于??(yu)氯??(lv)仿??(fang)、四??(si)氯??(lv)化??(hua)碳??(tan)??，不??(bu)溶??(rong)于??(yu)苯?(ben)??。??NRPEGSVCUVqibao666888　　wu ?(wu)li ??(li)hua ??(hua)xue ??(xue)te ??(te)zheng ??(zheng)：wai ??(wai)guan ??(guan)tong ??(tong)chang ??(chang)cheng ?(cheng)bai ??(bai)se ??(se)zhen ??(zhen)zhuang ??(zhuang)jie ??(jie)jing ??(jing)ti ??(ti)??，bao ?(bao)lu ??(lu)yu ??(yu)kong ??(kong)qi ??(qi)dang ?(dang)zhong ??(zhong)hui ??(hui)zhu ??(zhu)jian ??(jian)bian ??(bian)hong ??(hong)??，yi ??(yi)rong ??(rong)yu ??(yu)shui ??(shui)、yi ??(yi)chun ??(chun)、yi ??(yi)mi ??(mi)??，rong ?(rong)yu ??(yu)lv ??(lv)fang ??(fang)、si ??(si)lv ??(lv)hua ??(hua)tan ??(tan)??，bu ??(bu)rong ??(rong)yu ??(yu)ben ?(ben)??。??