Acids, Metals, and Titration Quiz

What is the purpose of an indicator in an acid-base titration?

• To change the pH of the solution

• To indicate the endpoint of the titration

• To neutralise the acid

• To increase the reaction rate

Which of the following metals will react most vigorously with hydrochloric acid?

• Copper

• Iron

• Zinc

• Magnesium

In a titration, what is the name of the piece of equipment used to accurately measure the volume of a liquid?

• Beaker

• Pipette

• Burette

• Flask

Which of the following is the correct balanced equation for the reaction between zinc and hydrochloric acid?

Which metal is the least reactive according to the reactivity series?

• Potassium

• Calcium

• Gold

• Aluminium

What is the general word equation for a neutralisation reaction?

Which of the following is a strong acid commonly used in titrations?

• Acetic acid

• Hydrochloric acid

• Citric acid

• Carbonic acid

What is the colour change of phenolphthalein in a basic solution?

• Colourless to pink

• Pink to colourless

• Blue to red

• Red to blue

Which of the following metals will not react with dilute sulphuric acid?

• Magnesium

• Zinc

• Copper

• Iron

What is the product formed when sodium hydroxide reacts with hydrochloric acid?

• Sodium chloride and water

• Sodium sulphate and water

• Sodium nitrate and water

• Sodium carbonate and water