Solubility of salts - LEARN

Question 1

What types of compounds are always soluble?

Answer 1

All sodium (Na + ), potassium (K + ), and ammonium (NH 4 + ) compounds are soluble.

Question 2

What nitrate compounds are soluble?

Answer 2

All nitrate (NO 3 - ) compounds are soluble.

Question 3

Are chloride (Cl - ) compounds soluble?

Answer 3

Chloride (Cl - ) compounds are generally soluble.

Exceptions: Silver chloride (AgCl) and Lead(II) chloride (PbCl 2 ) are not soluble.

Question 4

What sulfate (SO 4 2- ) compounds are soluble?

Answer 4

Sulfate (SO 4 2- ) compounds are generally soluble.

Exceptions: Barium sulfate (BaSO 4 ), Calcium sulfate (CaSO 4 ), and Lead(II) sulfate (PbSO 4 ) are not soluble.

Question 5

What is the solubility of carbonate (CO 3 2- ) compounds?

Answer 5

Carbonate (CO 3 2- ) compounds are generally insoluble.

Soluble exceptions include Sodium carbonate (Na 2 CO 3 ), Potassium carbonate (K 2 CO 3 ), and Ammonium carbonate ((NH 4 ) 2 CO 3 ).

Question 6

What is the solubility of hydroxide (OH - ) compounds?

Answer 6

Hydroxide (OH - ) compounds are generally insoluble.

Soluble exceptions include Sodium hydroxide (NaOH) and Potassium hydroxide (KOH). Calcium hydroxide (Ca(OH) 2 ) is slightly soluble.