Chem 105 Solubility Rules

For exam 2. A set of chemical guidelines that predict whether an inorganic compound will dissolve in water, form an aqueous solution, or will remain as a solid (precipitate).

For CHEM 111/105/106, treat slightly soluble as _____ and marginally soluble as _____.

insoluble; soluble

Most _____ (___) salts are ______.

nitrate; NO₃⁻; soluble

Most _____ (group 1A) salts and ___ are ______.

alkali metal; NH₄⁺; soluble

Most ___, ___, and ___ salts are _____ (except ___, ___, and ___).

Cl⁻; Br⁻; I⁻; soluble; Ag⁺; Pb²⁺; Hg₂²⁺

Most sulfate salts are _____ (except ___, ___, ___, and ___).

soluble; BaSO₄; PbSO₄; Hg₂SO₄; CaSO₄

Most ___ are only slightly soluble. This means that they are _____.

___ and ___ are soluble.

___ and ___ are marginally soluble. This means that they are _____.

OH⁻; insoluble; NaOH; KOH; Ba(OH)₂; Ca(OH)₂; soluble

Most ___, ___, ___, and ___ salts are only slightly soluble (meaning they are _____), except for those containing ______.

S²⁻; CO₃²⁻; CrO₄²⁻; PO₄³⁻; insoluble; alkali metals or NH₄⁺