Solubility Rules!!

The following table summarizes the solubility ionic compounds in water formed with these common anions . Use this as a guide to predict products of chemical reactions for double-replacement reactions.

Anions
Soluble
Insoluble
Nitrates, NO3 ALL
Acetates, C2H3O2 ALL
Chlorides, Cl ALL, except … AgCl, Hg2Cl2, PbCl2
Sulfates, SO42- ALL*, except … BaSO4, SrSO4, PbSO4
Salts of group IA ALL
Salts of ammonium, NH4+ ALL
Acids ALL
Oxides, O2 Group IA,
Group IIA (Ca, Sr, Ba)
ALL OTHER
Hydroxides, OH Group IA,
Group IIA (Ca*, Sr, Ba)
ALL OTHER
Sulfides, S2- Group IA, Group IIA, (NH4)2S ALL OTHER
Phosphates, PO43- Group IA, (NH4)3PO4 ALL OTHER
Carbonates, CO32- Group IA, (NH4)2CO3 ALL OTHER

* Ca(OH)2, CaSO4 are moderately soluble.

Leave a Reply

 

 

 

You can use these HTML tags

<a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>