Solubility Rules Flashcard

 

NO3-1

 

all nitrates are soluble

 

CH3COO-1

or

C2H3O2-1

 

all acetates are soluble

 

EXCEPT

 

AgC2H3O2

 

ClO3-1

 

all chlorates are soluble

 

Cl-1

 

all chlorides are soluble

 

EXCEPT

 

AgCl, Hg2Cl2, PbCl2

 

Br-1

 

all bromides are soluble

 

EXCEPT

 

AgBr, PbBr2, Hg2Br2, HgBr2

 

I-1

 

all iodides are soluble

 

EXCEPT

 

AgI, Hg2I2, HgI2, PbI2

 

SO4-2

 

all sulfates are soluble

 

EXCEPT

 

BaSO4, PbSO4, Hg2SO4, CaSO4, AgSO4, SrSO4

 

alkali metal cations

(Li, Na, K, Rb, Cs, Fr)

 

all group IA are soluble

 

NH4+1

 

all amomoniums are soluble

 

H+1

 

 

all common inorganic acids and

low molecular mass organic

acids are soluble (strong acids?)

 

CO3-2

 

all carbonates are insoluble

 

EXCEPT

 

alkali metals, NH4+1

 

CrO4-2

 

all chromates are insoluble

 

EXCEPT

 

CaCrO4, SrCrO4, alkali metals, NH4+1

 

OH-1

 

all hydroxides are insoluble

 

EXCEPT

 

Ca(OH)2, Sr(OH)2, Ba(OH)2, alkali metals, NH4+1

 

PO4-3

 

all phosphates are insoluble

 

EXCEPT

 

alkali metals, NH4+1

 

SO3-2

 

all sulfites are insoluble

 

EXCEPT

 

alkali metals, NH4+1

 

S-2

 

all sulfides are insoluble

 

EXCEPT

 

alkali metals, alkaline earth metals (II), NH4+1

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