11th Class Chemistry Equilibrium Question Bank 11th CBSE Chemistry Ionic Equilibrium

  • question_answer A solution gives yellow colour with methyl orange, methyl red and phenol red. What is the pH of the solution?


                    Yellow colour with methyl orange means pH > 4.5 Yellow colour with methyl red means pH > 6.2 Yellow colour with phenol red means pH < 6.4. Hence, the solution has pH between 6.2 to 6.4.

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