Salts

What is the definition of a salt?

• A compound that only contains sodium and chloride

• A mineral found exclusively in seawater

• A compound formed when an acid's hydrogen is replaced by a metal

• A substance used only for food preservation

Which of the following is NOT a common laboratory acid used in salt formation?

• Hydrochloric acid

• Sulfuric acid

• Acetic acid

• Nitric acid

What is the general equation for forming a salt from a metal and acid?

• Metal + Acid → Salt + Water

• Metal + Acid → Salt + Hydrogen

• Metal + Water → Salt + Hydrogen

• Metal + Base → Salt + Water

Which salt is commonly used by gymnasts to keep their hands dry?

• Sodium chloride

• Calcium sulfate

• Magnesium carbonate

• Aluminum sulfate

What type of salt is formed when using nitric acid (HNO₃)?

• Chlorides

• Sulfates

• Citrates

• Nitrates

Which salt is used in making blackboard chalk?

• Aluminum sulfate

• Calcium sulfate

• Sodium chloride

• Copper sulfate

What product is formed along with zinc chloride when zinc reacts with hydrochloric acid?

• Oxygen

• Water

• Hydrogen

• Carbon dioxide

Which acid produces sulfate salts?

• Hydrochloric acid

• Nitric acid

• Sulfuric acid

• Citric acid

What is the process called when salt crystals form as water evaporates from a solution?

• Sublimation

• Crystallization

• Condensation

• Filtration

Why can't sodium chloride be prepared by reacting sodium with hydrochloric acid?

• The reaction is too slow

• The reaction is too expensive

• The reaction is too dangerous

• The reaction won't produce salt