Warm Up - Solubility

Which of the following ions is always soluble?

• Ag+

• NO^3-

• Pb²⁺

• CO₃^-

What is a precipitate?

• A solution that has more than the maximum amount dissolved.

• A substance that can be dissolved into a solution by a solvent.

• What comes out of solution when a compound that is formed is not soluble.

• A homogeneous mixture of two or more substances.

Which of the following is true about silver compounds?

• All silver compounds are soluble.

• Silver compounds are insoluble, except for silver nitrate and silver acetate.

• Silver compounds are soluble, except for silver chloride.

• Silver compounds are insoluble, except for silver sulfate.

Which of the following is a characteristic of a supersaturated solution?

• It has less than 1 gram dissolved in a liter.

• It has the maximum amount of the compound dissolved into it.

• It has more than the maximum amount dissolved.

• It is left after a precipitate is removed.

Which of the following compounds is only slightly soluble in cold water?

• Potassium chlorate

• Sodium acetate

• Copper (II) sulfate

• Lead sulfate

Which ion is one of the most insoluble?

• Chloride

• Sulfide

• Nitrate

• Acetate

Which compound is generally soluble?

• Bromates

• Copper (I) halides

• Oxalates

• Mercury (II) sulfide

What is the solubility of lead sulfate in water?

• Soluble

• Slightly soluble

• Insoluble

• Not enough data

What is the solubility of copper (I) halides?

• Soluble

• Slightly soluble

• Insoluble

• Not enough data

Which compound is difficult to form a supersaturated solution with due to its solubility?

• Sodium acetate

• Potassium bromate

• Lead sulfate

• Copper (II) sulfate