Khoom: Dawb hnyav amorphous hmoov. Tsis hnov tsw. Tasteless. Nws yog soluble nyob rau hauv ib tug sib tov ntawm 2 qhov chaw ntawm sulfuric acid thiab 1 feem ntawm dej, me ntsis soluble nyob rau hauv hydrochloric acid thiab nitric acid, maj mam soluble nyob rau hauv hydrofluoric acid, thiab yuav luag insoluble nyob rau hauv dej. Nws yog khaus. Tus txheeb ze ntom ntom yog 5.85. Lub melting point yog 2680 degree. Kub taw tes yog 4300 degree. Lub hardness yog inferior rau pob zeb diamond.
Cov qauv molecular: monoclinic siv lead ua system ntawm qhov kub thiab txias, tetragonal siv lead ua daim ntawv yog tsim los ntawm 1100 degree, thiab cubic crystal form yog tsim los ntawm 1900 degree.
