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प्रश्न
Solution A turns universal indicator blue to purple whereas solution B turns universal indicator orange to red.
Name any two substances which can give solutions like B.
उत्तर
Dilute hydrochloric acid and citric fruit juice can give solutions similar to solution B.
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संबंधित प्रश्न
You have two solutions, A and B. The pH of solution A is 6 and pH of solution B is 8. Which solution has more hydrogen ion concentration? Which of this is acidic and which one is basic?
- Both acids and bases change colour of all indicators.
- If an indicator gives a colour change with an acid, it does not give a change with a base.
- If an indicator changes colour with a base, it does not change colour with an acid.
- Change of colour in an acid and a base depends on the type of the indicator.
Which of these statements are correct?
The pH of a cold drink is 5. What will be its action on blue and red litmus solutions?
Name two common antacids.
What effect does the concentration of OH− ions have on the nature of a solution?
Solution A turns universal indicator blue to purple whereas solution B turns universal indicator orange to red.
What sort of reaction takes place when solution A reacts with solution B?
Turmeric is used as a _______.
Which one of the following can be used as an acid- base indicator by a visually impared student?
Write a note on:
Phenolphthalein
Take a shirt with turmeric powder strain. Wash the shirt with soap. Do you observe any change in the colour? Why?
