IONIC EQUATIONS FOR THE REACTION OF IRON AND CARBONATE, BICARBONATE, BISULFITE, METALUMINATE

IONIC EQUATIONS FOR THE REACTION OF IRON AND CARBONATE, BICARBONATE, BISULFITE, METALUMINATE

Fe2++CO3 2-== FeCO3↓
Fe2++2AlO2-+4H2O=Fe (OH)2↓+2Al (OH)3↓
The rest won't react.

Conversion of Tetrahydroxyaluminate Ion and Aluminum Hydroxide Conversion of tetrahydroxyaluminate ions and aluminum hydroxide

[Al (OH)4]-, written as AlO2-
AlO2-+H++H2O=Al (OH)3↓
AlO2-+4H+=Al3++2H2O
Al3++3AlO2-+6H2O=4Al (OH)3↓
Write [Al (OH)4]- as follows:
[Al (OH)4]-+ H+= Al (OH)3↓+ H2O
[Al (OH)4]-+4H+=Al3++4H2O
Al3++3[ Al (OH)4]-=4Al (OH)3↓