Which of the following is not true of pH indicators?
A) They all change color at pH = 7.
B) They all have different colors in acid solutions than in basic solutions.
C) They can be papers which have been soaked in specific compounds.
D) None of the above, all the statements are true.

Question

Quizplus · Accepted Answer

There are pH indicators that do not change color at pH = 7. For example, litmus paper turns red in acidic solutions and blue in basic solutions, but it does not change color at pH = 7.

Which of the Following Is Not True of PH Indicators