Solubility of Substances

Question 1

Group 1 metals
& ammonium salts (NH₄⁺)

Solubility

Answer 1

are soluble (with no exception)

Question 2

Nitrate salts (NO₃^-)

Solubility

Answer 2

are soluble (with no exception)

Question 3

Sulfate salts (SO₄^2-)

Solubility

Answer 3

are soluble, except
BaSO₄, CaSO₄, PbSO₄, Ag₂SO₄ (sparingly soluble)

Question 4

Chloride salts (Cl^-)

Solubility

Answer 4

are soluble, except
AgCl, PbC₂ (soluble in hot water)

Question 5

Iodide salts (I^-)

Solubility

Answer 5

are soluble, except
AgI, PbI₂

Question 6

Carbonate salts (CO₃^2-)

Solubility

Answer 6

are insoluble, except
group 1 carbonates, ammonium carbonate ((NH₄)₂CO₃)

Question 7

Metal oxides

Solubility

Answer 7

are insoluble, except
group 1 oxides, barium oxide (BaO), calcium oxide (CaO)

calcium oxide is only slightly soluble

Question 8

Metal hydroxides

Solubility

Answer 8

are insoluble, except
group 1 hydroxides, barium hydroxide (Ba(OH)₂), calcium hydroxide (Ca(OH)₂)

calcium hydroxide is only slightly soluble