3G2 Acids and Bases

Which of the following are products of neutralisation?

• Salt + Water

• Salt + Hydrogen

• Salt + Water + Ammonia

• Salt + Water + Carbon Dioxide

Which gas is produced when sulfuric acid reacts with magnesium?

• Oxygen

• Hydrogen

• Carbon dioxide

• Ammonia

Dilute sulfuric acid reacts with sodium carbonate. Which products are formed?

• Na₂S, H₂O

• Na₂S, H₂O, CO₂

• Na₂SO₄, H₂O

• Na₂SO₄, H₂O, CO₂

Which of the following describes the correct positive test for the gas produced when sodium hydroxide reacts with ammonium sulfate?

• Gas rekindles a glowing splint

• Gas causes damp red litmus paper to turn blue.

• Gas extinguishes lighted splint with a 'pop' sound.

• Gas bubbled through limewater forms white precipitate.

Which salt is produced when nitric acid reacts with potassium hydroxide?

• KCl

• NaCl

• KNO₃

• NaNO₃

Write a balanced chemical equation for the reaction between magnesium and hydrochloric acid.

Describe a simple test you can use to confirm that carbon dioxide is produced when calcium carbonate reacts with nitric acid.

Ammonium chloride solution is heated with sodium hydroxide. Name the products formed from this reaction.

A student adds dilute sulfuric acid to zinc carbonate. What are the products formed?

What is the definition of acid?