Chapter 7Fd-7Fe

The reaction between an acid and an alkali is:

• acidification.

• condensation.

• evaporation.

• neutralisation.

A solution of pH 3 was mixed with a solution of pH 9. The final pH could be:

• 2

• 6

• 10

• 12

An acid reacted with an alkali to form a salt and water. Which of these are the reactants?

• acid and alkali

• acid and salt

• alkali and water

• salt and water

Nitric acid reacts with sodium hydroxide solution to form a salt and water. Which of the following is the correct word equation?

• nitric acid + sodium hydroxide → salt + water

• nitric acid + sodium hydroxide → sodium nitrate + water

• salt + water → nitric acid + sodium hydroxide

• sodium nitrate + water → nitric acid + sodium hydroxide

Indigestion tablets often contain:

• acids.

• antacids.

• antibiotics.

• indicators.

Which of the following is a base?

• citric acid

• copper oxide

• pure water

• vinegar

Which of the following will react with zinc oxide to form zinc chloride?

• sulfuric acid

• nitric acid

• hydrochloric acid

• sodium chloride

A certain rust remover contains sulfuric acid. The salt formed when sulfuric acid reacts with iron oxide (rust) is:

• iron chloride.

• iron hydroxide.

• iron nitrate.

• iron sulfate.