Solubility Rules

Question 1

All Soluble

Answer 1

NO3- (all nitrates), CH3COO (all acetates), ClO3 - (chlorates), group 1 metals, all NH4+, H+ all common inorganic acids

Question 2

Soluble with exceptions

Answer 2

Cl (except for AgCl, Hg2Cl, PbCl2)

Br (except for AgBr, Hg2Br2, HgBr2, PbBr2)

I (except for AgI, Hg2I2, HgI2, and PbI2)

SO4 (except for Ag2SO4, Hg2SO4, PbSO4, CaSO4, SrSO4, and BaSO4)

Question 3

Insoluble

Answer 3

CO3 2- (all carbonates insoluble except for group 1 elements and NH4+)

CrO4 2- (all chromates insoluble except for group 1 elements and NH4+)

PO4 3- (all phosphates are insoluble except for group 1 and NH4 +)

SO3 2- (all sulfates areinsoluble except for group 1 elements and NH4+)

S2- (all sulfides insoluble except fpr group 1 elements and NH4+)

OH- (all hydroxides are insoluble except for group 1 elements and Ba(OH)2)