Question

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Classify the following as natural or synthetic indicators.
Turmeric, red cabbage, phenolphthalein, methyl orange, litmus paper.

Answer 1

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Natural indicators are obtained from living ​ organisms, while synthetic indicators are the indicators that are prepared using chemicals in a laboratory.
The classification will be as under:
Natural indicators: Turmeric, red cabbage, litmus paper.
Synthetic indicators: Methyl orange, phenolphthalein.