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

Question

Quizplus · Accepted Answer

Not all pH indicators change color at pH = 7. Some indicators, such as bromothymol blue, have a color change range that includes pH = 7, but others, such as methyl red, have a range that does not include pH = 7.

Which of the Following Is Not True of PH Indicators