Understanding Neutralisation Reactions

What is neutralisation in chemistry?

• A reaction between an acid and a base to form water and a salt

• A reaction between two acids

• A reaction between two bases

• A reaction that produces only gas

Which of the following is a product of a neutralisation reaction?

• Oxygen

• Water

• Carbon dioxide

• Hydrogen

What is the pH of a solution after complete neutralisation?

• 0

• 7

• 14

• 10

Which of the following is an example of a neutralisation reaction?

What is the role of an indicator in a neutralisation reaction?

• To speed up the reaction

• To show the end point of the reaction

• To increase the temperature

• To decrease the pressure

Which of the following is a common indicator used in neutralisation reactions?

• Litmus

• Bromine

• Chlorine

• Helium

What colour does litmus paper turn in a neutral solution?

• Red

• Blue

• Green

• Purple

Which of the following is a strong acid that can be neutralised by a base?

What is the formula for the salt formed when hydrochloric acid is neutralised by sodium hydroxide?

Which of the following is a weak base that can be neutralised by an acid?