Acids and bases Quiz 3(Preparation of salts)

Which of the following is insoluble?

• silver chloride

• zinc chloride

• potassium chloride

• ammonium chloride

Which method is used to prepare silver chloride?

• Add excess solid reactant to acid

• Titration

• Precipitation

__________ are soluble.

• All carbonates

• All chlorides

• All nitrates

• All sulfates

Which method is used to prepare barium sulphate?

• Add excess solid reactant to acid

• Titration

• Precipitation

Precipitation involves mixing ___________ to form an insoluble solid that separates out from the reaction mixture.

• acid and alkali

• acid and metal

• two acids

• two solutions

Bryan wants to prepare silver chloride in the science laboratory. Which of the following reactants should he use?

• silver + hydrochloric acid

• silver hydroxide + hydrochloric acid

• silver nitrate + potassium chloride

• silver + chlorine gas

Which is the most suitable method for separating the products of the reaction below:

NaCl (aq) + AgNO₃ (aq) --> AgCl (s) + NaNO₃ (aq)

• chromatography

• crystallisation

• distillation

• filtration

Bryan wants to prepare potassium sulphate by reacting an acid with potassium hydroxide. Name the acid used in this experiment.

• hydrochloric acid

• nitric acid

• sulphuric acid

In order to obtain a soluble salt from a solution, which of the following methods should be used

• filtration

• crystallization

• distillation

• fractional distillation

In order to obtain an insoluble salt from a mixture, which of the following method shhould be used?

• filtration

• crystallization

• distillation

• evaporation