what is an indicator?
Answers
Answered by
3
Answer:
A pH indicator is a halochromic chemical compound added in small amounts to a solution so the pH of the solution can be determined visually. Hence, a pH indicator is a chemical detector for hydronium ions or hydrogen ions in the Arrhenius model.
Answered by
3
Answer:
Special types of substances are used to test whether a substance is acidic or basic. These substances are known as indicators. Indicators are substances which show a change in colour when brought in contact with acids and bases.
Explaination :
Every substances cannot be tasted to find out if it is acidic or basic. Therefore, to test for acids and bases you use indicators.
Similar questions