Question

Answer the following question in detail 8. Phenolphthalein when added to a liquid X did not show any colour change. Mention 2 inferences drawn from this activity.​

Answer 1

Answer:

The two inferences drawn from this activity are:

1. The liquid X may be an acidic solution.

2. The liquid X may have reached the equivalence point and is under neutral conditions.

Explanation:-

Phenolphthalein solution turns pink when added to a solution that is basic in nature because it undergoes deprotonation in the basic medium that imparts the pink colour to the solution.