Unit 4 Chem - Solubility Rules, Acids and Bases, Gases

alkali ions

always soluble

NH4+

always soluble

NO3-

always soluble

ClO3-

always soluble

ClO4-

always soluble

C2H3O2-

always soluble

HCO3-

always soluble

Exceptions for Cl-, Br-, I-

soluble except with Ag+, Pb2+, Hg2+

Cl-, Br-, I-

generally soluble

F-

generally soluble

SO4(2-)

generally soluble

Exceptions for F-

soluble except with Pb2+, Ca2+, Ba2+, Sr2+, Mg2+

Exceptions for SO4(2-)

soluble except with Pb2+, Ca2+, Ba2+, Sr2+

O2-

generally insoluble

OH-

generally insoluble

CO3(2-)

generally insoluble

PO4(3-)

generally insoluble

S(2-)

generally insoluble

SO3(2-)

generally insoluble

CrO4(2-)

generally insoluble

C2O4(2-)

generally insoluble

exceptions for O2- and OH-

insoluble except with alkali ions, NH4, Ca, Ba, Sr

exceptions for CO3, PO4, S, SO3, CrO4, C2O4

insoluble except with alkali ions and NH4

8 strong acids

HCl, HBr, HI, HNO3, H2SO4, HClO3, HClO4, HIO4

8 strong bases

LiOH, NaOH, KOH, RbOH, CsOH, Ca(OH)2, Sr(OH)2, Ba(OH)2

what does H2CO3 decompose into?

CO2 + H2O

what does H2SO3 decompose into?

SO2 + H2O

what does NH4OH decompose into?

NH3 + H20