Question

Name
two acid base
incdicator and

its colours in acidic and alkaline medium​

Answer 1

Answer:

litmus paper

phenolphthalein

Explanation:

Litmus paper

acid- blue litmus paper to red

base- red litmus paper to blue

phenolphthalein

acid-colorless

base- pink

Answer 2

Answer:

Acid-Base Indicators Key Takeaways

Examples of acid-base indicators include litmus paper, phenolphthalein, and red cabbage juice. An acid-base indicator is a weak acid or weak base that dissociates in water to yield the weak acid and its conjugate base or else the weak base and its conjugate acid.