... : - Cc thu tinh loi 200 ml - Cỏc lỏ Zn v lỏ Cu - Búng ốn pin 1 ,5 V hoc vụn-k - Dõy dn Hoỏ cht : - 150 ml dung dch H2SO4 M - Chun b thớ nghim chng n mũn kim loi bng phng phỏp in hoỏ Dng c : - ... nhng tớnh cht ca kim loi: dn in, dn nhit, cú ỏnh kim, Hp kim dn in v dn nhit kộm hn kim loi thnh phn cng ca hp kim ln hn cng ca kim CC HOT NG - Mi nhúm bn tr li Hp kim l vt liu kim loi cú cha ... Dóy in hoỏ ca kim loi III Dóy in hoỏ ca kim loi Cp oxi hoỏ - kh ca kim loi Cp oxi hoỏ - kh ca kim loi - Do ó ụn li cỏc khỏi nim cht kh, Nguyờn t kim loi d nhng electron tr thnh ion kim loi, ngc...