Question:
Which of the following is a natural indicator?
Which of the following is a natural indicator?
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Turmeric stains become reddish-brown with soap (basic), a quick home-test for bases.
Updated On: Oct 27, 2025
- Phenolphthalein
- Turmeric
- Methyl orange
- None of these
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The Correct Option is B
Solution and Explanation
Step 1: Idea.
Natural indicators are obtained from plants (e.g., litmus, red cabbage, turmeric).
Step 2: Analysis.
Phenolphthalein and methyl orange are synthetic indicators; turmeric is natural and turns reddish-brown in bases.
Step 3: Conclusion.
Therefore, turmeric is a natural indicator.
Natural indicators are obtained from plants (e.g., litmus, red cabbage, turmeric).
Step 2: Analysis.
Phenolphthalein and methyl orange are synthetic indicators; turmeric is natural and turns reddish-brown in bases.
Step 3: Conclusion.
Therefore, turmeric is a natural indicator.
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