Titration Quiz

What is the purpose of an acid-base titration?

• To determine the concentration of an unknown acid or base

• To measure the pH of a solution

• To neutralise a solution

• To create a buffer solution

Which indicator is commonly used in a titration involving a strong acid and a strong base?

• Methyl orange

• Phenolphthalein

• Bromothymol blue

• Litmus

What is the equivalence point in a titration?

• The point at which the indicator changes colour

• The point at which the amount of acid equals the amount of base

• The point at which the solution becomes neutral

• The point at which the pH is 7

In a titration, what is the role of the burette?

• To hold the solution of unknown concentration

• To measure the volume of the titrant added

• To mix the solutions

• To indicate the end point

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

• Hydrochloric acid (HCl)

• Acetic acid (CH₃COOH)

• Citric acid (C₆H₈O₇)

• Carbonic acid (H₂CO₃)

What is the formula for calculating the concentration of a solution in a titration?

What is the pH range of phenolphthalein?

• 3.1 - 4.4

• 4.4 - 6.2

• 6.0 - 7.6

• 8.2 - 10.0

Which piece of equipment is used to accurately measure the volume of a liquid in a titration?

• Pipette

• Beaker

• Flask

• Test tube

What is the primary purpose of using an indicator in a titration?

• To speed up the reaction

• To show the end point of the titration

• To neutralise the solution

• To measure the pH

In an acid-base titration, what is the titrant?

• The solution of unknown concentration

• The solution of known concentration

• The indicator used

• The solvent used