definition
AB + CD → AD + CB
A da C sune cations masu caji masu kyau a cikin wannan aikin, yayin da B da D suna da alamun cajin mara kyau. Ayyukan maye gurbin sau biyu yawanci suna faruwa a cikin bayanin ruwa tsakanin mahaɗan. Don haifar da wani abu, ɗayan samfuran yawanci yana da ƙarfi, gas, ko mahaɗan kwayar halitta kamar ruwa.
Hanyoyin da ke tafewa a cikin maye gurbin sau biyu lokacin da cations daga ɗayan mai haɗawa suka haɗu suka samar da mahaɗin ionic mara narkewa tare da anions daga ɗayan mahaɗan. Abubuwan da ake biyo baya yana faruwa yayin da aka haɗu da magunan ruwa na potassium iodide da gubar (II) nitrate.
3Ba (NO3)2 + 2K3PO4 → 6San3 + Ba3(PO)4)2
Kusan kowa
Ba (NO3)2 + K3PO4 => KNO3 + Ba3(PO4)2 => KNOXNUMX + BaXNUMX(POXNUMX)XNUMX
Mataki na 2
3Ca (OH)2 + 2H3PO4 → 6H2O + CaHPO4
Kusan kowa
Yadda za a magance matsalar Ca (OH) 2 + H3PO4 => H2O + CaHPO4
Mataki na 3
Ca (OH)2 + 2bro3 → Ca (BAYA3)2 + 2H2O
Kusan kowa
Yadda za a magance matsalar Ca (OH) 2 + HNO3 => Ca (NO3)2 + H2O