... th hin cỏc phn ng sau: Tỏc dng vi kim loi 2Na + Cl2 2NaCl Kim loi mnh: 2Fe + 3Cl2 2FeCl3 Kim loi trung bỡnh: Cu + Cl2 CuCl2 Kim loi yu: Tỏc dng vi phi kim as Cl2 + H2 2HCl Tỏc dng vi nc ... ion nh oxit kim loi kim, kim th tan nc to mụi trng kim Ngoi cỏc oxit k trờn, cũn cú cỏc Peoxit nh Na 2O2, BaO2, SnO2 v cỏc oxit hn hp nh Pb2O3, Pb3O4, Mn3O4, Fe3O4 Cỏc peoxit khụng phi l cỏc oxit ... vi kim loi nhng hp cht sunfua kimloi nh Na 2S, CuS, Al2S3 V cỏc polisunfua dng M2ISn (n= 7) vớ d: Na2S + (n-1)S Na2Sn Liờn kt cỏc sunfua ch yu l liờn kt húa tr, cỏc sunfua kim loi kim, kim...