Question

2. What are indicators? Name any three indicators and state the colour change which takes place
(i) acids (ii) bases.




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Answer 1

Answer:

Litmus is the most common indicator for testing acids and bases in the laboratory. (1) Acids turn blue litmus to red. (2) Bases turn red litmus to blue. (a) If a drop of the given solution turns blue litmus paper to red, then the given solution will be acidic in nature (or it will be an acid).

Explanation:

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Answer 2

Answer:

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