Multiple choice

Directions: The following question has four choices out of which ONLY ONE is correct.

Which of the following is frequently used in titrations?

  1. Janus Green B

  2. Yellow 2G

  3. Martius yellow

  4. Methyl orange

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Methyl orange is a pH indicator frequently used in titrations because of its clear colour change. It changes colour at the pH of a mid-strength acid and therefore, is used in titrations for acids.