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प्रश्न
In acidic solution, the colour of the hibiscus indicator paper will change to _____.
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उत्तर
In acidic solution, the colour of the hibiscus indicator paper will change to deep pink or deep red.
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संबंधित प्रश्न
What is an indicator?
Which is more basic (or more alkaline)?
A solution of pH = 8 or a solution of pH = 11.
What colour will the universal indicator show if you add it to the following substance?
Potassium hydroxide, pH = 12
What does the pH of a solution signify?
What do you think will be the pH in the stomach of a person suffering from indigestion: less than 7 or more than 7?
Separate the following into substances having pH values above and below 7. How do these influence litmus paper?
- Lemon juice
- Solution of washing soda
- Toothpaste
- Vinegar
- Stomach juices
How could the person change his eating habits to lessen chances of suffering from tooth decay?
How will you prepare natural indicator from turmeric powder?
A student prepares solutions of (i) an acid and (ii) a base in two separate beakers. She forgot to label the solutions and litmus paper is not available in the laboratory. Since both the solutions are colourless, how will she distinguish between the two?
Neutral substances do not bring about any change in colour of indicators.
