solubility Flashcards
What is the general rule for the solubility of alkali metal salts?
Alkali metal salts are generally soluble in water.
Fill in the blank: All __________ are soluble in water.
acetates and nitrates
Which group of compounds are generally insoluble except for those containing alkali metals and ammonium?
Carbonates (CO3), hydroxides (OH), sulphides (S) and phosphates (PO4)
True or False: Chlorides are generally soluble in water.
True
What is the solubility of silver chloride (AgCl) in water?
Insoluble
Which hydroxides are considered soluble in water?
Those of alkali metals and barium hydroxide, strontium hydroxide and calcium hydroxide
Fill in the blank: __________ and phosphates are generally insoluble in water.
Carbonates
What is the solubility of lead(II) iodide (PbI2) in water?
Insoluble
True or False: All sulphides are soluble in water.
False
Which two ions have a solubility exception with sulphides?
Alkali metals and ammonium
What is the common exception to the solubility of phosphates?
Those of alkali metals and ammonium.
Multiple Choice: Which of the following is NOT a soluble salt? A) NaCl B) KNO3 C) CaCO3 D) NH4NO3
C) CaCO3
True or False: All ammonium compounds are soluble in water.
True
Fill in the blank: __________ are generally soluble except for those with silver, lead, and mercury.
Iodides, Chlorides and bromides
Multiple Choice: Which of the following sulfates is insoluble? A) BaSO4 B) Na2SO4 C) K2SO4 D) MgSO4
A) BaSO4
True or False: All nitrates form precipitates in water.
False
What is the solubility of barium sulfate (BaSO4) in water?
Insoluble
What is the solubility of lithium carbonate (Li2CO3) in water?
Soluble
What is the solubility of nitrates (NO3^-)?
Soluble; no exceptions
What is solubility of acetates (CH3CO2^-) or (C2H3O2^-)?
Soluble; no exceptions
solubility of Cl-
soluble; exceptions of Ag+, Hg2+ and Pb2+
Solubility of I-
soluble; exceptions of Ag+, Hg2+ and Pb2+
Solubility of Br-
soluble; exceptions of Ag+, Hg2+ and Pb2+
Solubility of (SO4)2-
soluble; exceptions of Ba2+, Sr2+, Hg2+ and Pb2+
Alkali metal ions
Li+, Na+, K+, Rb+, Cs+, Fr+
Solubility of S2- (sulphide)
insoluble; exceptions of compounds of NH4+ (ammonium), Ca2+, Ba2+, Sr2+ and alkali metal ions
Solubility of OH- (hydroxide)
insoluble; exceptions of compounds of NH4+ (ammonium), Ca2+, Ba2+, Sr2+ and alkali metal ions
Solubility of (CO3)2-
insoluble; exceptions compounds of NH4+ and alkali metal ions
Solubility of (PO4)3-
insoluble; exceptions compounds of NH4+ and alkali metal ions
