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प्रश्न
Fill in the blank in the following sentences:
Acids have a ..........................taste and they turn..........................litmus to..........................
उत्तर
Acids have a sour taste and they turn blue litmus to red.
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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?
What is an indicator? Name three common indicators.
If someone is suffering from the problem of acidity after overeating, which of the following would you suggest as remedy?
Lemon juice, Vinegar, Banking soda solution
Give reason for your choice.
What colour would the universal indicator show in an aqueous solution of sugar? Why?
When a solution becomes more acidic, does the pH get higher or lower?
The pH values of five solutions A, B, C, D and E are given below:
| A | 1 |
| B | 5 |
| C | 7 |
| D | 11 |
| E | 13 |
How could the person change his eating habits to lessen chances of suffering from tooth decay?
Which of the following is not a natural indicator?
Acids and bases can be identified in the laboratory by ______.
Assertion: Methyl orange and phenolphthalein are natural indicators.
Reason: Methyl orange is yellow in colour while phenolphthalein is pink.
