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What are indicators? Give examples....

What are indicators? Give examples.

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The substances which can change colour when added to other substances are called indicators.
Eg: Litmus paper, methyl orange, phenolphthalein etc.
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SRS PUBLICATION-NATURE OF SUBSTANCES-QUESTION BANK
  1. Turmeric stains on white clothes, when washed with soap, turn red. Why...

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  2. What is neutralization? Give examples.

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  3. What are indicators? Give examples.

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  4. Can flowers and turmeric papers also be called as indicators. Why?

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  5. What is injected into the patient's body for determining the cause of ...

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  6. What are neutral salts ? Give examples.

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  7. Why are acids not stored in a metal container?

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  8. Give examples of natural acids and mineral acids.

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  9. What is acid rain? How is it formed?

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  10. What are acid rains? How are they formed? Write the effects of acid ra...

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  11. A balloon is filled with hydrogen at room temperature. It will burst i...

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  12. Write some occasions that are linked with usage of acids and bases in ...

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  13. Write some occasions that are linked with usage of acids and bases in ...

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  14. Padma took a little sodium hydroxide in a beaker and dipped a red litm...

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  15. What is the measure of strength of an acid and base?

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  16. What happens when a metal spring dissolves in an acid?

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  17. The separation technique to separate sodium chloride from its solution...

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  18. What is the effect of basic substances on turmeric paper?

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  19. Acidic, basic and neutral solutions are given in three test and you ar...

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  20. Name the required substances to perform a neutralization reaction in y...

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